Pipe ventilation valve deals(Disclaimer)
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🏅 208 pipe ventilation valves in price comparison
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💶 Current offers and discounts
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🕝 Last updated on 10.10.2026
33% discount
All American 1930 - Vent Pipe - Serves as the Primary Pressure Relief Valve - Fits All Our Pressure Cookers/Canners
VENT PIPE - The All American 1930 vent pipe is the primary pressure relief valve and is attached to the cover.
$ 13.33
$ 19.95
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PATIKIL 4 Inch 3 Way Splitter, Y-Shaped Metal Manual Volume Damper for Vents Fans Extractors Stove Pipes Range Hoods HVAC Ventilation Systems
SPECIFICATION: Color: Silver; Outer Diameter: 100 mm / 3.94 inch; Thickness: 1 mm / 0.04 inch; Length: 150 mm / 5.91 inch, 100 mm / 3.94 inch; Packing List: 1Pcs T Shaped Manual Volume Damper.
$ 64.49
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ZOWZEA 8" HVAC Duct Manual Volume Backdraft Damper, Stainless Steel Adjustment Handle, Airflow Control Valve for HVAC Ventilation System
[Stainless Steel Material]: Our 8-inch vent damper is made entirely of stainless steel, both the body and the flap, offering exceptional durability and corrosion resistance. Compared to the common galvanized iron on the market, our stainless steel not only provides a more lustrous appearance but also superior performance in humid and high-temperature conditions, ensuring you enjoy long-lasting peace of mind.
$ 36.99
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Caleffi 250041A Solar Systems Automatic Air Vent, 1/2-Inch NPT Connection
Used in the closed circuits of solar heating systems
$ 68.89
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5" Inch Duct Backdraft Blockers - Male Fit Pipe Connector with Backdraught Shutter - Backflow Preventer - Dryer Vent Adapter - Inline Air Extractor Fan - Pipe Line Coupler with Valve
PRECISE DIMENSIONS – Designed for standard 5-inch round ventilation ducts. Overall length: 2.4 Inches. Connection depth on each side: 1.18 Inches per side for secure duct insertion. Outer diameter: 4.88 Inches. Provides a tight, stable fit for reliable airflow connections in ventilation systems.
$ 12.95
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Vent Systems 4" inch Air Vent Duct Connector Flange Straight Ventilation Pipe Plastic Ducting Connector Plate For Cooling Heating Ventilation System HVAC With Valve
Made of High Quality ABS Plastic and perfectly designed for DIY and Trade
$ 15.49
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ZOWZEA 4" HVAC Duct Manual Volume Backdraft Damper, Stainless Steel Adjustment Handle, Airflow Control Valve for HVAC Ventilation System
[Stainless Steel Material]: Our 4-inch vent damper is made entirely of stainless steel, both the body and the flap, offering exceptional durability and corrosion resistance. Compared to the common galvanized iron on the market, our stainless steel not only provides a more lustrous appearance but also superior performance in humid and high-temperature conditions, ensuring you enjoy long-lasting peace of mind.
$ 22.99
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Whale LV1219 Non-Return Inline Valve, for Use with ¾-Inch and 1-Inch Diameter Pipes, Nitrile Construction , Black
MAINTAINS PUMP PRIME: Built-in check valve keeps suction or discharge lines primed, ensuring your system is always ready to pump.
$ 22.99
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In-Line Vent,ABS Chrome Plated
Pressure and Temperature Control Valves
$ 14.49
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Arrowhead Brass & Plumbing Arrowhead Brass & Plumbing - PK1430
Hose bibs and most products are excluded from the requirements of being lead free
$ 13.75
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Joywayus Brass Automatic Float Valve Kit 1/2"G Air Bleeder Release Vent Valve & 1/2"G Female × 1/2"NPT Male Pipe Fitting Connector Adapter
【Size】Air Bleeder Release Vent Valve: Universal 1/2"G male threaded connection, suits for most system. Pipe Fitting Connector Adapter: 1/2"G Female x 1/2"NPT Male.
$ 11.99
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Vent Systems 6" inch Air Vent Duct Connector Flange Straight Ventilation Pipe Plastic Ducting Connector Plate for Cooling Heating Ventilation System HVAC with Valve
FITS 6" INCH DUCTS: Duct connector flange with both male fittings, diameter of 5.87" inches and flange insertion depth of 1.18" inches. Plate dimensions are 7.87" x 7.87" inches. Screw hole spacing is 7.28" x 7.28". Easily will fit with any plastic pipes for HVAC.
$ 17.69
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PATIKIL 6 Inch 3 Way Splitter, Y-Shaped Metal Manual Volume Damper for Vents Fans Extractors Stove Pipes Range Hoods HVAC Ventilation Systems
SPECIFICATION: Color: Silver; Outer Diameter: 150 mm / 5.91 inch; Thickness: 1 mm / 0.04 inch; Length: 150 mm / 5.91 inch, 150 mm / 5.91 inch; Packing List: 1Pcs T Shaped Manual Volume Damper.
$ 119.99
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PATIKIL Duct Clamp, 10"(250mm) V-shape Clamp Zinc Plated Iron Pipe Clamp for Ventilation Ducting Dust Collection Chimney Pipe
Material: Zinc Plated Iron; Height: 38mm / 1.5 inch; Thickness: 1mm / 0.04 inch; Inner Diameter: 250mm / 9.84 inch; Package List: 1 x Duct Clamp
$ 27.39
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SOLUSTRE 2pcs Ventilation Pipe Valve Backflow Valve for Air Ducts Vent Connector Easy Install and Design for Exhaust Fans and Systems
Shut off valve:easy to use, the duct connector is simple to operate, suitable for personal or professional use,portable ventilation pipe supply
$ 16.39
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CHEOTIME 6 Inch Backdraft Damper, 1 Way Air Flow Stopper ABS Duct Connector Accessory Ducting Pipe Non Return Valve Backdraft Damper 6in Draft Blocker Ventilation Duct Check Valve
Backdraft Damper: A duct connector which is equipped with backflow damper device to ensure stable airflow without leakage, ideal for HVAC exhaust applications in residential or commercial settings.
$ 22.09
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PATIKIL 6 Inch 3 Way Splitter, T-Shaped Metal Manual Volume Damper for Vents Fans Extractors Stove Pipes Range Hoods HVAC Ventilation Systems
SPECIFICATION: Color: Silver; Outer Diameter: 150 mm / 5.91 inch; Thickness: 1 mm / 0.04 inch; Length: 425 mm / 16.73 inch, 100 mm / 3.94 inch; Packing List: 1Pcs T Shaped Manual Volume Damper.
$ 106.99
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OGANAZI 4 Inch Stainless Steel Outside Dryer Vent Cover with Check Valve, Round Rainproof Wall Vent Home Ventilation, Auto-Open Dryer Exhaust Vent for Bathroom, Kitchen, Living Room, RV (White)
4-inch Universal Fit: The diameter of our Dryer Vent Cover is 4 inches, ideal size for most common wall vents, hose and pipe vents. The compact yet efficient size allows smooth airflow while saving space, ensuring a stable ventilation of your home.
$ 9.99
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MUCKLILY 2pcs Dryer Filter Duct Connector Air Vent Blocker Check Valves for Ventilation
Vent blockers:pipes, Pipes, or any other pipes that only need one-way airflow to connect to this non -return device,dryer vent connector
$ 16.39
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Zerodeko Abs Material Ventilation Pipe Check Valve Exhaust Cover Ventilation Pipe Valve
Air vent duct connector--suitable for air conditioning, exhaust fans and other residential, commercial and industrial applications,backflow valve
$ 13.69
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PATIKIL 4 Inch 3 Way Splitter, T-Shaped Metal Manual Volume Damper for Vents Fans Extractors Stove Pipes Range Hoods HVAC Ventilation Systems
SPECIFICATION: Color: Silver; Outer Diameter: 100 mm / 3.94 inch; Thickness: 1 mm / 0.04 inch; Length: 300 mm / 11.81 inch, 100 mm / 3.94 inch; Packing List: 1Pcs T Shaped Manual Volume Damper.
$ 59.49
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Repa Market ø4" Inch Stainless Steel Universal Diffuser - Adjustable Valve - Optimal Airflow - Air Intake, Exhaust Duct Ventilation - Round Metal Soffit Vent Grille Cover - Home Office, Wall Ceiling
PRECISE DIMENSIONS: Diameter of diffuser plate: Ø5.51" Inch. Diameter of diffuser neck: Ø3.89" Inch. Maximum operating temperature: 600°C / 1112°F – engineered for standard HVAC ducts.
$ 21.45
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Backdraft Damper for Exhaust Fan, 80mm PP Pipe Draft Blocker Check Valve for Kitchen Bathroom Ventilation
Automatic Backflow Prevention — Butterfly valve opens when exhaust fan runs, allowing air out; gravity closes the valve when the fan stops, blocking odors, dust, and exhaust from re-entering the room.
$ 11.59
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PATIKIL 3 Inch 3 Way Splitter, Y-Shaped Metal Manual Volume Damper for Vents Fans Extractors Stove Pipes Range Hoods HVAC Ventilation Systems
SPECIFICATION: Color: Silver; Outer Diameter: 76 mm / 2.99 inch; Thickness: 1 mm / 0.04 inch; Length: 150 mm / 5.91 inch, 100 mm / 3.94 inch; Packing List: 1Pcs T Shaped Manual Volume Damper.
$ 59.99
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Hosrivae ABS Exterior Wall Ventilation Grille with Valve, Weatherproof Range Hood Duct Outlet Kitchen Bathroom Toilet, Pipe Connection 100mm 125mm 150mm, White for exhaust (100MM)
【Pipe Connection Options】This ventilation grille range hood duct outlet offers three pipe connection options: 100mm, 125mm, and 150mm. It is equipped with an outlet featuring a valve airflow control.
$ 13.44
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HDZOFZOA Engine Waste Gas Valve Pipe Valve Chamber Ventilation Valve Forklift for VW068121132 H18H20D350 VW028129101D 350H18H20(Dark Grey)
Forklifts
$ 216.68
free delivery
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PATIKIL 3 Inch 3 Way Splitter, T-Shaped Metal Manual Volume Damper for Vents Fans Extractors Stove Pipes Range Hoods HVAC Ventilation Systems
SPECIFICATION: Color: Silver; Outer Diameter: 76 mm / 3 inch; Thickness: 1 mm / 0.04 inch; Length: 300 mm / 11.8 inch, 100 mm / 3.94 inch; Packing List: 1Pcs T Shaped Manual Volume Damper.
$ 50.99
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QLUORUIL Actuator Switch for Air Damper Valve Switch Electric air Duct Motorized Damper for Ventilation Pipe Valve
Control Valves
$ 32.00
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Hosrivae ABS Exterior Wall Ventilation Grille with Valve, Weatherproof Range Hood Duct Outlet Kitchen Bathroom Toilet, Pipe Connection 100mm 125mm 150mm, White for exhaust (150MM)
【Pipe Connection Options】This ventilation grille range hood duct outlet offers three pipe connection options: 100mm, 125mm, and 150mm. It is equipped with an outlet featuring a valve airflow control.
$ 12.95
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VCUBTINKN Engine Waste Gas Valve Pipe Valve Chamber Ventilation Valve Forklift for VW068121132 H18H20D350 VW028129101D 350H18H20(Army Green)
Hoists & Accessories Hoist Accessories
$ 181.64
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PYouo-small air vent, 80-200mm PVC Round Pipe Draft Blocker Backdraft Damper, One Way ventilation fan, air duct Check Valve, Kitchen Ventilation Grill , Home decoration accessories ( Color : 100mm )
100% Brand new & High quality
$ 18.58
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ZUNOXAZ 5 Pairs Range Hood Exhaust Damper Flap Backflow Damper Insert Plastic Check Valve for 6 Inch Ventilation Pipe Optimal Ventilation Efficiency and Backflow Protection for Kitchen Use
Quickreacting design: equipped with a check valve flap blade that responds rapidly to airflow, the damper flap for range hood ensures efficient kitchen ventilation without delays,backdraft damper replacement flap,Vent Backdraft Flap
$ 11.29
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Electric Duct Motorized for Ventilation Pipe
【Airflow Control】: Provides precise airflow adjustment for ventilation systems, helping balance air distribution, improve comfort, and enhance system efficiency.
$ 32.44
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OUNONA 2pcs Ventilation Pipe Non-return Valve Ductless Dryer Vent Easy Installation Kitchen Sprinkler
Air vent duct connector flange--suitable for air conditioning, exhaust fans and other residential, commercial and industrial applications,kitchen ventilation opening
$ 15.59
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ABS round Check Valve 103mm 110mm White for Ventilation Pipes
Dryer vent connector:the product can be used for bathroom, hotel and some other places,air vent duct connector flange
$ 14.29
free delivery
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ERINGOGO Drainage Pipe Cap Sewer Repair Parts Pipes Sewer Adapter Check Valve Backflow Preventer Easy Install
ERINGOGO
$ 11.46
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PATIKIL 8 Inch HVAC Duct Damper Manual Volume Backdraft Damper,Silver/Blue
Material: Material: Galvanized Iron; Adjustable Angle: 90 Degree; Thickness: 1 mm / 0.04 inch; Outer Diameter: 195 mm / 7.8 inch; Length: 200 mm / 8 inch; Packing List: 1Pcs x Duct Manual Volume Damper
$ 34.99
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Stainless Steel Vent Cap Silver for Gas Water Heater Chimney Flue
Hard start kit for gas water heater:provides anti-freeze functionality, protecting the water heater from freezing during cold seasons,pipeline connector
$ 15.39
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ABS Exterior Wall Ventilation Grille With Air Valve, Weatherproof Range Hood Duct Outlet For Kitchen Toilet Bathroom, Pipe Connection 100mm/125mm/150mm, White(100MM)
Complete Ventilation Kit: Includes 1 exterior wall for exhaust vent with integrated valve plate for precise airflow control in 100mm, 125mm, or 150mm duct sizes.
$ 12.24
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PATIKIL 5 Inch 3 Way Splitter, T-Shaped Metal Manual Volume Damper for Vents Fans Extractors Stove Pipes Range Hoods HVAC Ventilation Systems
PATIKIL
$ 88.49
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Cabilock Ventilation Pipe Non-return Valve Bathrooms Showers Abs Material Easy to Clean
Dryer vent connector:this product's appearance design is simple and generous, but the product is reliable and practical,ducting connector
$ 13.09
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Gadpiparty Stainless Steel Gas Water Heater Exhaust Pipe Adapter with Built Check Valve Flexible Corrugated Chimney Elbow Extension for Indoor Stove Ventilation and Install Vent Pipe Kit
Efficient Exhaust Solution Chimney elbow designed for gas water heater exhaust vent in range hoods enhances and gas discharge, improving indoor air quality with extended exhaust distance and safe gas flow management
$ 11.77
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Luxshiny 5pcs Ventilation Pipe Check Valve Duct Connector Air Conditioning Hard Start Kit
Duct backflow preventer:well abs material, very for a long term use, the check valve is carefully crafted, texture, not easy to damage,check valve replacement
$ 51.69
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PATIKIL 4" (102mm) ID Duct Connector Flange, Stainless Steel Flat Straight Pipe Exhaust Flange Duct Mounting Plate for Heating Cooling Ventilation HVAC
Color: Silver Tone; Material: 304 Stainless Steel; Inner Diameter: 102mm / 4 inch; Outer Diameter: 160mm / 6.3 inch; Hole Diameter: 9mm / 0.35 inch; Height: 2mm / 0.08 inch; Packing List: 1pcs x Duct Connector Flange
$ 15.39
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YYPTT Valve, Pipe Check Valve Air Duct Check Ventilation Valve Pipe Draft Blocker Plastic Exhaust Fan Hose Proof Valve Durable Home Hardware White(150mm)
Type: Pipe Check Valve
$ 15.59
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PVC Bathroom Kitchen for exhaust Fan Check Valve Round Duct Backdraft Damper for Ventilation, White, Multiple Sizes(110mm)
[ PVC MATERIAL] Made from high-grade PVC, this fan check valve offers excellent resistance against wear and tear for dependable use in any environment.
$ 11.85
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TTiiLoe 4 Inch Exhaust Fan, Wall Mounted Automatic Vent Fan, 110V Bathroom Windows Fan, Metal Ventilation Extractor with Anti-backflow Check Valve, Vent Fans for Attic, Kitchen, Bathroom (White)
【High Air Flow Exhaust Fan】Diameter: 95mm (fits 100mm pipe)/ 4 inch; Airflow: 118 CFM, power: 20W, voltage: 110V, frequency: 60Hz, speed :2800r/ min. The 4" duct vent has a check valve. You can keep the air reversible or exhaust cooking odor according to your requirements. When the airflow stops, it can be closed automatically through the spring. If you don't need the check valve, you can easily remove it
$ 39.99
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PVC Air Admittance Valve, 50 Size Drain Vent Fitting, White
Air duct adapter:it closes during positive pressure, preventing from escaping the fitting is easy to install and provides a secure connection it is recommended to for optimal results,air admittance valve
$ 15.09
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YYPTT Valve, Pipe Check Valve Air Duct Check Ventilation Valve Pipe Draft Blocker Plastic Exhaust Fan Hose Proof Valve Durable Home Hardware(100mm)
Type: Pipe Check Valve
$ 12.36
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FIDALIKA 4" Plastic Air Valve Check Valves, for Ventilation Pipe Volume Flow Rate Damper Manual Air Duct 100mm
One Way Non Return Check Valve Size: 4" plastic air valve check
$ 35.13
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ABS Exterior Wall Ventilation Grille With Air Valve, Weatherproof Range Hood Duct Outlet For Kitchen Toilet Bathroom, Pipe Connection 100mm/125mm/150mm, White(150MM)
Complete Ventilation Kit: Includes 1 exterior wall for exhaust vent with integrated valve plate for precise airflow control in 100mm, 125mm, or 150mm duct sizes.
$ 12.53
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80-125mm Stainless Steel Air Damper Valve HVAC Electric Air Duct Motorized Damper for Ventilation Pipe Valve 220V Air Valve - (Specification: Only Actator/Voltage: AC24V)
Specification: only actator; Voltage: AC24V
$ 31.48
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Jinchao-air Vent, 80-200mm PVC Round Pipe Draft Blocker Backdraft Damper, One Way Ventilation Fan, air Duct Check Valve, Kitchen Ventilation Grill, Replacement Parts
100% Brand new & High quality
$ 15.94
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SOLUSTRE 3pcs Ventilation Pipe Check Valve Non-return Valve for Bathroom Exhaust Fan Easy Installation Water Prevention for Ventilation Systems
SOLUSTRE
$ 22.29
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2pcs round Plastic Check Valve 4 Inch for Ventilation Pipe
Universal application: integrates seamlessly with round duct damper, ventilation pipe check valves, and other typical hvac or exhaust vent valve systems for broad usage,exhaust vent cover outdoor,check valves
$ 13.49
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MAGICLULU 3pcs Duct Connector Air Vent Check Valves Exhaust Valve for Portable Ventilation Pipe System Efficient Backflow Prevention Easy to Clean Design for Home and Bathroom Use
Air vent duct connector flange:compact design minimizes space requirements and facilitates installation and maintenance,air vent connector plastic
$ 20.19
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Silver Backflow Preventer Vent Cap Chimney Flue for Gas Water Heater
Dryer vent connector--wonderful workmanship, fine texture, good hand feeling, smooth surface, simple and safe to use,exhaust hose connector
$ 12.39
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SSIMOO Galvanized Air Damper Valve Air Duct Damper for Ventilation Pipe Valve with Flange Kindly (Color : C)
Type: Valves
$ 89.80
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PRETYZOOM 5pcs Material Ventilation Pipe Check Valve Air Vent Redirector for Air Condition Exhaust Cover for Kitchen
Liquid check valve--smooth surface without burrs, the tube connector is simple to install and will not hurt your hands,check valve replacement
$ 49.59
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LIFKOME Ventilation Pipe Check Valve Duct Connector for Bathroom Dryer Vent Non Return Device for Efficient Airflow Hotels Homes
Wall flange vent connector:this product's appearance design is simple and generous, but the product is reliable and practical,air duct pipe
$ 14.39
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PartyKindom 5pcs Vent Register Check Valve Non-return Valve for Ductless Ventilation Pipe Easy Install
Ventilation pipe accessory--this product's appearance design is simple and generous, but the product is reliable and practical,duct backflow preventer
$ 51.69
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1pcs HVAC manual 50-200mm volume flow rate damper air duct valve ABS of ventilation pipe(200mm)
1pcs HVAC manual 50-200mm volume flow rate damper air duct valve ABS of ventilation pipe(200mm)
$ 71.09
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PVC Pipe Air Volume Control Valve 75mm 110mm 160mm 200mm Electric Damper Check Valve For Ventilation Pipe 220V 12V 24V(110mm,24VDC)
valve
$ 83.16
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BFOYDLUJ 150mm Stainless Steel air Damper Valve 220V Electric air Duct Motorized Damper for 6" Ventilation Pipe Valve
valve
$ 51.63
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75mm/3inch Dlesel Heater Ducting Kit, Diesel Parking Heater Set Exhaust Pipe Warm Air Outlet Vent Set with Hose Clips, 3-Way T Shape Connector, Adjustable Valves
【Heater Ducting Kit】This diesel heater ducting kit is suitable for 2KW 5KW 8KW diesel air heaters,high quality, easy to use and long service life
$ 26.99
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SSIMOO PVC Air Damper Valve Circle Duct Inline Valve ABS Plastic 75 110 160 200 Mm for Ventilation Pipe Manual 1/2/4pcs Kindly (Color : 2pcs, Size : 160mm)
Type: Valves
$ 83.23
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Unomor 5pcs Check Valve Replacement Ventilation Pipe Accessory Kitchen Ventilation Opening Sturdy Material Easy to Clean
Dryer vent connector: abs material and easy to clean, reusable and can be used for a long term,vent blockers
$ 51.89
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OZWANY 1 PCS 80/100/110/150/200mm Round Pipe Check Valve Air Duct Check Ventilation Valve Pipe Draft Blocker Exhaust(200mm)
The duct connector is equipped with a backflow damper device to ensure stable airflow without leakage.
$ 48.31
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OKUMEYR Ventilation Pipe Check Valve Exhaust Valve for Air Conditioning Exhaust Fans Easy Install Design for Residential Commercial Use
Ventilation system parts--made of abs material, and safe for your families simple design makes it practical,duct connector
$ 14.99
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1pcs Manual Plastic Air Damper Valve, 50-200mm Volume Flow Rate Damper Air Duct Valve for Ventilation Pipe Wholesale (Size : 160MM)
One Way Non Return Check Valve Size: 50MM , 63MM , 75MM , 90MM , 110MM , 160MM , 200MM
$ 55.82
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SSIMOO HVAC Valve Air Duct Valve ABS Plastic Gas Valve Air Damper 75 110 160 200mm for Ventilation Pipe Gas Volume Flow Rate Regulate Kindly (Size : 160mm)
Port Size: Inner Diameter=75/110/160/200mm
$ 73.26
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8% discount
Caleffi 502610A 1/8-Inch Automatic Air Vent NPT Male
Brass body vent
$ 18.64
$ 20.30
To the offer
Alipis 4pcs Ventilation Pipe Check Valve for Bathroom Exhaust Backflow Preventer Automatic Louvered Exhaust Cover Easy Install Non-return Device for Air Ducts and Systems
Air vent connector--well abs material, very for a long term use, the check valve is carefully crafted, texture, not easy to damage,pipeline connector
$ 32.49
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PVC Check Valve for Exhaust Vents and Duct Backflow Prevention
Air conditioner duct connector:can be used in exhaust fans, air conditioning and other residential, commercial and industrial applications,air vent connector
$ 15.49
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80-125mm Stainless Steel Air Damper Valve HVAC Electric Air Duct Motorized Damper for Ventilation Pipe Valve 220V Air Valve - (Specification: 150mm/ Voltage: AC220V)
Specification: 150mm; Voltage: AC220V
$ 76.07
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PVC Round Pipe Backdraft Damper Check Valve for Bathroom or Kitchen for exhaust Fan Ventilation System, White, Multiple Sizes(200mm)
【Premium PVC Construction】: Made from thick, high-quality PVC material that resists warping and cracking, this backdraft damper maintains its shape in humid bathroom and kitchen environments, providing reliable airflow control for years without degradation or color fading
$ 22.99
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SSIMOO HVAC Valve Air Duct Valve ABS Plastic Gas Valve Air Damper 75 110 160 200mm for Ventilation Pipe Gas Volume Flow Rate Regulate Kindly (Size : 110mm)
Port Size: Inner Diameter=75/110/160/200mm
$ 62.91
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Non-Return Air Check Valve 80/100/110/150/200mm, Plastic Ventilation Pipe Valve for Exhaust Fan & Ducting (1 Pc)(150mm)
One-Way Airflow Control – Allows air to flow only in one direction.
$ 31.18
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Tuuber air admittance valve 1-1/2-in with sink drain p-trap kit
Easy Install AAV & P-Trap Assembly Kit
$ 54.00
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OZWANY 1 PCS Pipe Check Valve Air Duct Check Ventilation Valve Pipe Draft Blocker Plastic Exhaust Fan Hose Proof Valve Home Hardware(150mm)
Inline round duct connector with anti-suckback damper.
$ 41.96
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9% discount
HEALSOPTHY PVC Drain Backflow Preventer Round Vent Cover for Kitchen Bathroom Sewer Pipe Cap One-Way Drainage Pipe Plug Odor Prevention 4-Inch Size
Wide range of use: it's for bathrooms, kitchens, and other ventilated areas,sewer pipe seal ring sealing cover,thread ends
$ 16.08
$ 17.59
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Ø 4" inch Plastic Straight Pipe Flange for Heating Cooling Ventilation System - White Duct Connector Flange
Easy to Install, Compatible with 4 Inch Tube - Made of High Quality ABS Plastic
$ 14.90
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Zerodeko 2pcs Material Ventilation Pipe Check Valve Sprinkler Dryer Filter Vent Cover Easy Install Prevent Rain
Air vent connector plastic--easy to install, the check valve can prevent rain more with the special design,exhaust cover
$ 15.69
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ISSUA Air Volume Regulating Valve Air Ventilation Pipe HVAC Valve ABS Plastic Gas Valve Air Damper Air Duct Valve 50 75 110 160 200mm Nicely (Size : 110mm)
Shape: Equal
$ 46.56
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OZWANY 1 PCS Pipe Check Valve Air Duct Check Ventilation Valve Pipe Draft Blocker Plastic Exhaust Fan Hose Proof Valve Home Hardware(110mm)
Inline round duct connector with anti-suckback damper.
$ 38.43
free delivery
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Pipe Check Valve PVC Flange Air Vent Connector for Ducts
MAGICLULU
$ 15.49
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OZWANY 1 PCS Ventilation Duct Circular Check Valve Duct Control Exhaust Fan Duct Accessories(150MM)
Good Material: This ventilation duct check valve is made of high quality material for long term use.
$ 36.02
free delivery
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Gatuida 3pcs Exhaust Pipe Supply Portable Ventilation Backflow Device Check Valve Shut off Valve for Drainage
Hard start kit for air conditioner--provide secure and quick installation fitting, easy to connect and disconnect, your working efficiency,ventilation pipe accessory
$ 19.39
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ZOWZEA 10" HVAC Duct Manual Volume Backdraft Damper, Stainless Steel Adjustment Handle, Airflow Control Valve for HVAC Ventilation System
[Stainless Steel Material]: Our 10-inch vent damper is made entirely of stainless steel, both the body and the flap, offering exceptional durability and corrosion resistance. Compared to the common galvanized iron on the market, our stainless steel not only provides a more lustrous appearance but also superior performance in humid and high-temperature conditions, ensuring you enjoy long-lasting peace of mind.
$ 59.99
free delivery
To the offer
10% discount
5 inch Duct Connector Flange with Backdraft Damper (male) – Plastic Round Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling for Ventilation and Cooling Systems
BUILT-IN BACKDRAFT DAMPER – Integrated backflow valve / flap helps prevent reverse air movement, reducing drafts and improving ventilation system efficiency.
$ 13.48
$ 14.98
To the offer
SOLUSTRE Ductless Ventilation Pipe Check Valve Magnetic Vent Blocker for Air Duct
SOLUSTRE
$ 13.89
free delivery
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CDMUIIAI 150mm Stainless Steel air Damper Valve 220V 110V 12V 24V Electric air Duct Motorized Damper for 6" Ventilation Pipe Valve(220V)
CDMUIIAI
$ 115.06
free delivery
To the offer
Generic Check Valve Ventilation Pipe Ventilation Pipe Check Valve Abs Material for Kitchen
Air vent connector plastic--this product's appearance design is simple and generous, but the product is reliable and practical,portable ventilation pipe supply
$ 14.69
free delivery
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OZWANY 1 PCS Ventilation Pipe Round Check Valve Air Duct Control Exhaust Fan Pipe Accessories Kitchen Exhaust Fan Hose(80MM)
*Good Material: This ventilation duct check valve is made of high quality material for long term use.
$ 39.01
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CDMUIIAI 150mm Stainless Steel air Damper Valve 220V 110V 12V 24V Electric air Duct Motorized Damper for 6" Ventilation Pipe Valve(DC12)
CDMUIIAI
$ 115.06
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OZWANY 1 PCS Air Duct Check Ventilation Valve Round Plastic Exhaust Fan Hose Proof Valve 80/100/110/150/200mm Dia Portable Pipe Draft Blocker(100mm)
Inline round duct connector with anti-suckback damper.
$ 37.47
free delivery
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PATIKIL Duct Clamp, 8" (200mm) V-shape Zinc Plated Iron Pipe Clamp for Ventilation Ducting Dust Collection Chimney Pipe
Material: Zinc Plated Iron; Height: 33mm / 1.3 inch; Thickness: 1mm / 0.04 inch; Inner Diameter: 200mm / 7.87 inch; Package List: 1 x Duct Clamp
$ 21.29
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CDMUIIAI 150mm Stainless Steel air Damper Valve 220V 110V 12V 24V Electric air Duct Motorized Damper for 6" Ventilation Pipe Valve(AC220)
CDMUIIAI
$ 111.28
free delivery
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neverest® RK 5" Professional Backdraft Shutter Damper Connector Duct Fits
WELL-MADE The backflow damper prevents the wind especially cold and warm air from entering through the ventilation duct. This 5 inch backdraft damper is made out of galvanized steel and the flap leaves are made of aluminum. The axis and spring are made of stainless steel, 3.5 inches deep, and can withstand temperatures from 14 to 140 °F.
$ 14.45
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CDMUIIAI 150mm Stainless Steel air Damper Valve 220V Electric air Duct Motorized Damper for 6" Ventilation Pipe Valve
Valves
$ 53.83
free delivery
To the offer
PATIKIL 8" HVAC Duct Manual Volume Damper, Stainless Steel Adjustment Flame Retardant Airflow Backdraft Damper Control for HVAC Air Balancing System,
Color: Silver Tone; Material: 201 Stainless Steel; Inner Diameter of Interface: 200 mm / 8 Inch; Overall Size: 190 x 1 mm / 7.5 x 0.04 inch (L*T); Packing List: 1 x Duct Manual Volume Damper
$ 51.79
free delivery
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Honeywell FV180 Goldtop Automatic Universal Air Vent, 1/8" Npt
Goldtop Automatic Universal Air Vent, 1/8 In Npt
$ 24.87
free delivery
To the offer
PATIKIL 8" HVAC Duct Manual Volume Damper, PP Adjustment Flame Retardant Airflow Backdraft Damper Control for HVAC Air Balancing System, Beige
Inner Diameter of Interface: 200 mm / 7.87 inch; Overall Size: 238 x 4 mm / 9.37 x 0.16 inch (L*T); Color: Beige
$ 45.49
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OUNONA 3pcs Ventilation Pipe Check Valve Replacement for Air Conditioner Material Non-return Exhaust Cover Easy Installation
Shut off valve--made of abs material, and safe for your families, simple design makes it practical,ventilation pipe check valve
$ 20.19
free delivery
To the offer
7% discount
TOP-VIGOR 8 Inch Duct HVAC Backdraft Damper Galvanized Iron
【About Size】The air duct damper has a 7-7/8 inch (200mm) diameter at one end and a 8 inch (203.2mm) diameter at the bend end, with a height of approximately 6 inches (152.4mm).
$ 29.68
$ 31.86
To the offer
ZOWZEA 6" HVAC Duct Manual Volume Backdraft Damper, Stainless Steel Adjustment Handle, Airflow Control Valve for HVAC Ventilation System
[Stainless Steel Material]: Our 6-inch vent damper is made entirely of stainless steel, both the body and the flap, offering exceptional durability and corrosion resistance. Compared to the common galvanized iron on the market, our stainless steel not only provides a more lustrous appearance but also superior performance in humid and high-temperature conditions, ensuring you enjoy long-lasting peace of mind.
$ 26.99
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3.15 Inch SUS304 Stainless Steel Telescopic Wall Thimble, Adjustable Vent Wall Sleeve for Indoor Gas Tankless Water Heater, Pellet Stove & Small Gas Furnace, Fits Vent Pipes 3 Inches and Under
【Scope of application】 Suitable for indoor gas tankless water heaters and ventilation pipes 3 inches and under, including 3 inches, 2.36 inches, 2 inches, etc. NOT suitable for pipes larger than 3 inches (3.5 inches, 4 inches, 4.5 inches, etc. are not compatible). Please confirm pipe size before purchase to avoid returns.
$ 49.99
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SOLUSTRE Pipe Check Valve for Ventilation System Industrial Pipe Fittings Air Vent Duct Connector
Backflow preventer:adorable shapes and excellent craftsmanship ensure their popularity among the people,air vent duct connector flange
$ 14.69
free delivery
To the offer
5% discount
PATIKIL Duct Clamp, 12" (300mm) V-shape Zinc Plated Iron Pipe Clamp for Ventilation Ducting Dust Collection Chimney Pipe
Material: Zinc Plated Iron; Height: 34mm / 1.34 inch; Thickness: 1mm / 0.04 inch; Inner Diameter: 300mm / 11.81 inch; Package List: 1 x Duct Clamp
$ 14.84
$ 15.69
To the offer
PATIKIL 8" Duct Connector Flange ABS Square Air Ventilation with Duct Valve
Outer Diameter of Interface: 195 mm / 7.7 inch; Overall Dimensions: 235 x 235 x 90 mm / 9.3 x 9.3 x 3.5 inch (L*W*H); Diagonal Mounting Hole Distance: 222 mm / 8.7 inch; Adjacent Mounting Holes Distance: 101 mm / 4 inch; Color: Black; Material: ABS Plastic; Packing List: 1 x Pipe Connector Flange
$ 23.59
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PATIKIL 4 Inch Backdraft Damper Control Valve, 2 Pcs Duct Manual Volume Adjustment Airflow Ducting for Fan Airflow, Dryer Vent, Range Hood, White
Specification: Color: White; Material: PVC; Outer Diameter of Interface: 96 mm / 3.94 inch; Inner Diameter of Interface: 92 mm / 3.62 inch; Packing List: 2 pcs Duct Manual Volume Damper
$ 28.69
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PVC Duct Connector Check Valve for Range Hoods and Ventilation
Dryer vent connector: smooth surface without burrs, the tube connector is simple to install and will not hurt your hands,ventilation system parts
$ 14.69
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Fixirons 4" HVAC Duct Manual Volume Damper Metal Adjustment Airflow Ducting Backdraft Damper for Air Ventilation System HVAC
Function: Fixirons 4 inch HAVC Duct Manual Volume Damper design to control air condition room temperature, air volume and stop the backdraft by manual airflow rotation handle. Durable, Weather & Rust Proof feature, Suitable for residential housing and industrial facilities use
$ 15.99
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ZOWZEA 5" HVAC Duct Manual Volume Backdraft Damper, Stainless Steel Adjustment Handle, Airflow Control Valve for HVAC Ventilation System
[Stainless Steel Material]: Our 5-inch vent damper is made entirely of stainless steel, both the body and the flap, offering exceptional durability and corrosion resistance. Compared to the common galvanized iron on the market, our stainless steel not only provides a more lustrous appearance but also superior performance in humid and high-temperature conditions, ensuring you enjoy long-lasting peace of mind.
$ 24.99
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Fepinc 6 inch Bathroom Exhaust Fan, Silent Ceiling/Wall Mount Ventilation
[PURE COPPER SMOOTH MOTOR]: This exhaust fan uses a highly efficient 18W pure copper AC motor with a motor speed of 1850rpm/min, 141CFM, exchanging twenty cubic meters of air in less than ten minutes, and adopts multiple ball bearing fan blades that rotate silky smooth, with low power consumption and a long service life
$ 39.99
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YANGQI yaoqijie 220V Plastic Electric Damper Check Valve 110mm Air Volume Control Valves Fit for Ventilation Pipe DEC11 Lasting
This damper is suitable for controlling the air volume from full flow to shut off.
$ 37.66
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Gas Water Heater Vent Connector Check Valve Backdraft Damper
Dryer vent connector:wonderful workmanship, fine texture, good hand feeling, smooth surface, simple and safe to use,duct check valve
$ 11.49
free delivery
To the offer
MECCANIXITY Rubber Flange Gasket Full Face for 8 Inch DN200 Pipe 8 Bolt Holes Black Flat Washer
Flange gaskets are designed to seal the space between 2 sections of pipe, prevents them from flare out. Mainly used for valve pipeline and flange installation
$ 13.29
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Zerodeko 3pcs Ventilation Pipe Check Valve Backflow Preventer for Exhaust Fans and Air Conditioning Systems Efficient Water Flow Prevention Easy Installation Duct Connector
Vent blockers--the duct connector can be used to connect the heating and cooling ventilation system pipeline,duct backflow preventer
$ 19.39
free delivery
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Caleffi 502015A High Capacity Automatic Air Vent 1/8-Inch NPT Male
Enhance system performance and life expectancy
$ 17.53
free delivery
To the offer
JB Products Air Admittance Valve AAV, 20 DFU – 2″ x 1-1/2″ with Threaded Adapter, PVC Construction Plumbing Vent Valve for Drainage Systems (White)
20 DFU VENTING CAPACITY – This AAV is Designed to effectively vent plumbing fixtures rated up to 20 Drainage Fixture Units (DFU), ideal for sinks, lavatories, and other low-flow applications.
$ 17.99
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![[Upgraded] Hon&Guan 8 Inch Duct Backdraft Damper, Draft Blocker One-Way Airflow Ducting Backflow Preventer Duct Draft Blocker, HVAC Inline Fan](https://cdn.netzshopping.de/productimages/X/9/T/B0DD6SJT9X.jpg)
[Upgraded] Hon&Guan 8 Inch Duct Backdraft Damper, Draft Blocker One-Way Airflow Ducting Backflow Preventer Duct Draft Blocker, HVAC Inline Fan
【Upgrade design】 The 8 inch damper has two new inwardly recessed ribs on the top and bottom, an increase in thickness to 0.6mm, and 3 springs instead of 2, ensuring that the product is more robust and less prone to damage.
$ 16.99
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PATIKIL 4 Inch Backdraft Damper Control Valve, Duct Manual Volume Adjustment Airflow Ducting for Fan Airflow, Dryer Vent, Range Hood, White
Specification: Color: White; Material: PVC; Outer Diameter of Interface: 96 mm / 3.94 inch; Inner Diameter of Interface: 92 mm / 3.62 inch; Packing List: 1 pcs Duct Manual Volume Damper
$ 24.29
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PATIKIL HVAC Duct Manual Volume Backdraft Damper, 3 Inch, 2 Pcs Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC
Durable Material: The body is made from stainless steel material and the flap blade is made from aluminum, durable material for long-lasting performance. Constructed with sturdy components to ensure reliability. (Size: Port Outer Diameter: 75mm / 3 inch; Length:150mm / 6 inch)
$ 39.29
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To the offer
SAILFLO 6-Inch Wall Exhaust Fan: Small Window Ventilation Fit 6" Duct
【Upgraded Fan】When installed on glass or walls, it effectively prevents dust, leaves, pollen, and backflow with the wind-proof ABS sheet. The removable lattice filter is easy to clean. This 6-inch exhaust fan delivers a consistent airflow of 188 CFM at a fixed speed of 1300 RPM, and features a simple pull-chain switch for easy on/off operation, even when mounted at height
$ 32.99
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SSYEACWF 220V 24V 12V 110V Actuator Air Damper Valve Electric air Duct Motorized Damper Switch for Ventilation Pipe Valve(DC12V)
Valve
$ 37.61
free delivery
To the offer
2 Pcs 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector - Black
【Material】These 4 inch backdraft dampers are made of a Galvanized steel with powder coat, the flap leaves are made of aluminum
$ 19.99
free delivery
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PATIKIL 200mm ID PVC Pipe End Cap Fitting, 3 Pack Furniture Grade Plug Coupling Socket Adapter for DIY, Garden, White
Specification: Color: White; Material: PVC; Inner Diameter: 200mm / 7.87 inch; Total Size: 205 x 24mm / 8.07 x 0.94 inch(D*H)
$ 19.29
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Luejnbogty 220V Actuator for Air Damper Valve Electric Air Duct Motorized Damper Wind Valve Driver 1NM for Ventilation Pipe
4. Wiring is convenient, just plug the wiring into the actuator slot, and the specific wiring refers to the connecting line.
$ 11.11
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PATIKIL 5" HVAC Duct Manual Volume Damper, Stainless Steel Adjustment Flame Retardant Airflow Backdraft Damper Control for HVAC Air Balancing System,
Color: Silver Tone; Material: 201 Stainless Steel; Inner Diameter of Interface: 125 mm / 5 Inch; Overall Size: 190 x 1 mm / 7.5 x 0.04 inch (L*T); Packing List: 1 x Duct Manual Volume Damper
$ 34.99
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PATIKIL 3" HVAC Duct Manual Adjustment Airflow Volume Damper Metal
Outer Diameter of Interface: 77 mm / 3.03 inch; Overall Size: 200 x 1 mm / 7.87 x 0.04 inch (L*T); Color: Silver
$ 22.69
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8 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Vent Deflector (8 in)
【Material】The 8 inch backdraft damper is made out of a Galvanized steel, the flap leaves are made of aluminum, while the Axis and spring are made of stainless steel
$ 16.97
free delivery
To the offer
4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector - Black
【Material】The 4 inch backdraft damper is made of a Galvanized steel with powder coat, the flap leaves are made of aluminum
$ 12.99
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PVC Flange Air Vent Connector Backflow Preventer Check Valve
Check valves:smooth surface without burrs, the tube connector is simple to install and will not hurt your hands,duct connector
$ 15.49
free delivery
To the offer
Aydomer 6 Inch Exhaust Fan, 26W Wall Mount Small Ventilation Fan With Switch, 139CFM Ventilation Extractor Fan With Anti-backflow Check Valve Ultra Thin For Bathroom Kitchen Garage(White)
High Quality Exhaust Fan: The fan frame and blades use high quality ABS plastic material, thick and sturdy enough for long-term durable use. With switch, 4.7ft long cord plug for safety and convenient use
$ 26.99
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SAILFLO 4-Inch Wall Exhaust Fan: Small Window Ventilation Fit 4" Duct
【Upgraded Fan】When installed on glass or walls, it effectively prevents dust, leaves, pollen, and backflow with the wind-proof ABS sheet. The removable lattice filter is easy to clean. This 4-inch exhaust fan delivers a consistent airflow of 76 CFM at a fixed speed of 1300 RPM, and features a simple pull-chain switch for easy on/off operation, even when mounted at height
$ 27.99
free delivery
To the offer
Therwen Backdraft Damper Duct Manual Volume Damper, 1 Pc, 8 Inch
Suitable Size: the bend end interface of air duct damper measures about 7-7/8 inches/ 20 cm in diameter while the other side is about 8 inches/ 20.32 cm in diameter and the height is about 6 inches/ 15.24 cm in height, which is suitable for inserting 8 inch ventilation duct
$ 29.99
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To the offer
TWSOUL 8 inch Bathroom Exhaust Fan, Silent Bathroom Ceiling Ventilation Fan
APPLICATIONS: Effectively control the air quality in the bathroom, remove moisture and reduce sweltering heat. suitable for the bathroom, laundry room, office, and so on
$ 49.99
free delivery
To the offer
5% discount
AMREMSU 4 Inch HVAC Duct Backdraft Damper - Stainless Steel Manual Adjustable Air Control Valve with Sealing Rubber Gasket for Airflow Ducting Branch Vent Systems
Durable Material:AMREMSSU 4 Inch hvac damper combines stainless steel body with aluminum valve blade,rust-proof sturdy construction with high hardness and heat resistance, effectively prevents deformation, corrosion, moisture buildup,and discoloration of the duct damper valve for long-lasting performance.
$ 22.55
$ 23.74
To the offer
4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Vent Deflector (4 in)
【Material】The 4 inch backdraft damper is made out of a Galvanized steel, the flap leaves are made of aluminum, while the Axis and spring are made of stainless steel
$ 12.99
free delivery
To the offer
PATIKIL HVAC Duct Manual Volume Backdraft Damper, 4 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC
Durable Material: The body is made from stainless steel material and the flap blade is made from aluminum, durable material for long-lasting performance. Constructed with sturdy components to ensure reliability. (Size: Port Outer Diameter: 100mm / 4 inch; Length:160mm / 6.3 inch)
$ 25.29
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TOP-VIGOR 4 Inch HVAC Duct Manual Volume Backdraft Damper
【Full Stainless Steel Construction】Port Outer Diameter: 100mm / 4"; Length: 160mm / 6.3". This 4 inch manual backdraft damper is made entirely from high-quality stainless steel, including both the body and the flap, ensuring long-lasting durability and high strength for reliable performance in all conditions.
$ 22.30
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HVAC Duct Manual Volume Backdraft Damper, Airflow Ducting Branch Vent Damper with Sealed Rubber Gasket Air Control Valve, Adjustment Handle Stainless Steel, for HVAC Vent Systems (4in)
Quality Materials: The body is made from stainless steel material and the flap blade is made from aluminum, With high hardness is not easy to deformation and corrosion, can be used for a long time
$ 21.99
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POPETPOP Range Hood Damper Pvc Duct Reducer Kitchen Ventilation Valve Air Duct Adapter Vacuum Check Valve Noise Reduction Design
Versatile application: suitable for use ducts, providing flexibility for different kitchen configurations,range hood damper,air duct adapter
$ 16.41
free delivery
To the offer
![[Upgraded] Hon&Guan 4 Inch Backdraft Damper, One-Way Airflow Duct Damper 4 Inch Ducting Insert Backflow Preventer Duct Draft Blocker.](https://cdn.netzshopping.de/productimages/S/Y/N/B0DD6KFNYS.jpg)
[Upgraded] Hon&Guan 4 Inch Backdraft Damper, One-Way Airflow Duct Damper 4 Inch Ducting Insert Backflow Preventer Duct Draft Blocker.
【Upgrade design】 The 4 inch damper on both sides of the top and bottom of the two new concave inward pressure rib, and increase the thickness to 0.6mm,to ensure that the product is more solid, not easy to damage.
$ 9.38
free delivery
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Ventilation Outlet Spherical Air Valve Grill Cover 4" 6" 7" 8" Stainless Steel Vents External Extractor Wall Dryer Vent Cap, Hemispherical Design, Louvered Grille Cover Hood Vent Exhaust Cover
▲Material: The vent is made of thickened 304 stainless steel, 0.7mm thick, with black paint on the surface, scratch-resistant and durable. Large vent design ensures smooth ventilation.
$ 19.00
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calimaero® Seal 100 mm Non-Return Valve for Ventilation Modernization
PRODUCT FEATURES This 4inch damper vent air blocker does what it is designed to do. It prevents outside air from entering back into your house via dryer, bathroom fan, and grow tent. You will be very pleased with the quality, functionality, value, and ease of installation of this product.
$ 17.75
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TOP-VIGOR 4 Inch Duct HVAC Backdraft Damper Galvanized Iron
【About Size】The air duct damper has a 3-7/8-inch (98.4mm) diameter at one end and a 4 inch (101.6mm) diameter at the bend end, with a height of approximately 6 inches (152.4mm).
$ 20.49
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Range Hood Backdraft Damper Flap, 5 Pairs Plastic Black Vent
Compatibility: specially designed as range hood accessories, the non-return valve flapper fits most mainstream range hood exhaust outlets and kitchen ,one way ventilation flapper,Exhaust Fan Backdraft Damper
$ 11.09
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PATIKIL 4"(103mm) PVC Pipe End Cap Fitting, 3 Pack Furniture Grade Plug Coupling Socket Adapter for DIY, Garden, White
Specification; Color: White; Material: PVC; Height: 18mm / 0.71 inch; Outer Diameter: 110 x 103mm / 4.33 x 4 inch
$ 9.99
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OGANAZI 4 Inch Stainless Steel Outside Dryer Vent Cover with Check Valve, Round Rainproof Wall Vent Home Ventilation, Auto-Open Dryer Exhaust Vent for Bathroom, Kitchen, Living Room, RV (Black)
4-inch Universal Fit: The diameter of our Dryer Vent Cover is 4 inches, ideal size for most common wall vents, hose and pipe vents. The compact yet efficient size allows smooth airflow while saving space, ensuring a stable ventilation for your home.
$ 10.99
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PVC Flange Air Vent Connector Backflow Preventer Valve for Duct
Vent connector:adorable shapes and excellent craftsmanship ensure their popularity among the people,air vent connector
$ 14.69
free delivery
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Repa Market 8 Inch Galvanized Steel End Cap with Rubber Gasket – Round Male Fit Duct Plug – HVAC Exhaust & Intake Vent Pipe Cover – Heavy Duty Metal Ducting Cap – Indoor & Outdoor Ventilation Systems
PRECISE SIZE & FIT – Round duct end cap 7.83 Inch, insertion depth 1.3 Inch. Male-fit connection. Compatible with spiral ducts, plain round pipes, flexible hose and standard HVAC ventilation systems.
$ 16.95
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4 Pcs 1-1/2 Inch NPT ABS In Line Vent, Diaphragm RV Air Admittance Valve
1-1/2 Inch NPT ABS In Line Vent: This 1-1/2'' NPT ABS in line vent can replace any secondary plumbing vent which protecting the traps of lavatory sinks, bathroom basins, tubs, showers or washing machines; It helps prevent sewer gas from entering your home, no more suffering from the smelly sewer gas caused by garbage disposal
$ 11.99
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4 Pcs 1-1/2 Inch NPT ABS in Line Vent, RV Plumbing Valve Vent
Vent set:You will receive 4 black ABS structural in-line exhaust vent valves, which help prevent sewer gases from entering your home, keeping you and your family free from unpleasant odors.
$ 11.99
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ABS round Check Valve for Pipes, 103mm Outer Diameter 110mm Nominal
Unomor
$ 13.59
free delivery
To the offer
ANPTGHT 8 Inch Draft Blocker Backdraft Damper Duct Draft Stopper (1Pcs)
【Function】This airflow regulating backdraft shutter fits over the TD lip and is designed to improve ventilation by preventing air from re-circulating when the fans are not in use
$ 17.98
free delivery
To the offer
Oatey 39012 ABS In-Line Vent 2X2 13/16, Sold as 3 Pack
ABS construction
$ 16.50
free delivery
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OISNGWNG Exhaust Fan Check Valve Bathroom Kitchen Round Pipe Backdraft Damper Ventilation Grill System
Name: check valve for air
$ 78.14
free delivery
To the offer
Vent Systems 4'' Inch Backdraft Damper - Dryer Vent Backflow Shutter - ABS Plastic - One-Way Airflow Ducting Insert - Inline Fan Vent Deflector 4'' Inch
FITS INSIDE 4 INCH DUCTS - Male fit duct pipe connector with diameter of 3.90" and ridged mounting neck is designed to fit pipes, vents and connectors on each side. Overall length - 2.44".
$ 9.99
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Air Vent Round Cowl 6" 8" 10" Wall Vent Outlet Cover, Dyer Vent Cover Waterproof Exhaust Grille Intake Vent Stainless Steel Grille Ventilation Outlet, With Mesh Filter, Prevents Pipe Blockag
XKXKZXKFYL
$ 50.99
free delivery
To the offer
ANPTGHT 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper (1Pcs)
【Function】This airflow regulating backdraft shutter fits over the TD lip and is designed to improve ventilation by preventing air from re-circulating when the fans are not in use
$ 12.59
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To the offer
Tgoon Range Hood Check Valve, 1 Way ABS Universal Smoke Exhaust Check Valve Close Fit for Kitchen
[Good Versatility] With special reducing ring design, this check valve is suitable for most range hoods, suitable for pipe diameter of 80mm to 110mm.
$ 13.89
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Generic Stove Pipe with Damper Chimney Pipe Exhaust Pipe Fittings for Control Backdraft Damper Duct Manual Volume Damper for Furnace
【Product Title】: Stainless Steel Air Duct Check Valve, Ventilation Pipe Backflow Preventer, Way Air Volume Regulator Valve. Diameter 125mm, Length 230mm
$ 45.99
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To the offer
CIYODO Ventilation Pipe Check Valve Backflow Preventer for Air Conditioning Exhaust Fans Quick Installation Easy to Clean Ducting Connector for Residential
Check valve ventilation:the duct connector can be used to connect the heating and cooling ventilation system pipeline,backflow device
$ 14.49
free delivery
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FZXNCBVMKGI 1 Pcs PVC Pipe Manual Valve, Air Volume Control Valve Regulating Air Pipe Manual Round Switch Valve for Ventilation(50mm)
Name: manual air damper stop valve
$ 20.96
free delivery
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YOKIVE 12.5-inch Backdraft Damper Shutter, Inline Spring Loaded Blocker Dryer Duct Damper, Great for Retrofitting Ducting Preventing Unwanted Drafts in Metal Ducts (Silver Tone)
YOKIVE
$ 40.09
free delivery
To the offer
Alipis Abs Liquid Check Valve Exhaust Vent Cover Backflow Preventer Shut off Valve for Air Duct Vent Bathroom Hotel Simple Design
Exhaust valve:light in size, flexible in use, this reusable duct connector is easy to install and disassemble,duct connector
$ 13.99
free delivery
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TOP-VIGOR 8 Inch HVAC Duct Manual Volume Backdraft Damper
TOP-VIGOR
$ 33.86
free delivery
To the offer
NETFEN Check Valve, Pipe Exhaust Fan Check Valve Round PVC Range Hoods Backdraft Damper Air Duct Ventilation Grill for Bathroom Kitchen Accessories(Color:Style A), 654856
Style A: Double-ended Connect PVC pipe with Outer diameter of 110mm
$ 25.50
free delivery
To the offer
ANPTGHT 8 Inch Draft Blocker Backdraft Damper Duct Draft Stopper (2Pcs)
ANPTGHT
$ 28.98
free delivery
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IRSTBL – 4-Inch Backdraft Damper HVAC Duct Insert – Galvanised Steel One-Way Airflow Backflow Preventer with Spring-Loaded Aluminium Flaps
Stops Reverse Airflow: Prevents unwanted drafts, odours, and backflow in 4" round ventilation systems, helping maintain consistent indoor temperature and air quality.
$ 9.95
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ZOWZEA 2Pack 8" HVAC Duct Manual Volume Backdraft Damper, Stainless Steel Adjustment Handle, Airflow Control Valve for HVAC Ventilation System
ZOWZEA
$ 59.99
free delivery
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PRETYZOOM 4pcs Ventilation Pipe Check Valve Abs Non-return Valve for Bathroom Exhaust Fans Compact Design for Easy Installation Duct Connector for Systems
PRETYZOOM
$ 24.89
free delivery
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Mobestech 3pcs Pipe Check Valve Air Conditioner Portable Exhaust Hose Crank Window Conditioner Seal Vent Draft Stopper Tube Evaporative Air Cooler Machine Duct Flange Dryer Unit Abs White
Mobestech
$ 17.99
free delivery
To the offer
JB Products Air Admittance Valve AAV, 6 DFU – 2″ x 1-1/2″ with Threaded Adapter, PVC Construction Plumbing Vent Valve for Drainage Systems (White)
JB Products
$ 19.99
free delivery
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SOLUSTRE 4pcs Backflow Preventer Check Valve for Dryer Vent Non-return Device Easy Installation for Bathrooms and Exhaust Systems
SOLUSTRE
$ 27.19
free delivery
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Threlaco 2 Pcs 6" HVAC Duct Manual Volume Backdraft Damper Metal Adjustment Airflow Ducting Branch Damper Stainless Steel Valve with Adjustment Handle for Air Ventilation System Range Hoods
Convenient Pack: the package includes 2 pieces of 6 inch backdraft damper, an ample amount to fulfill your needs when it comes to maintaining proper ventilation, you can balance the airflow in multiple locations, improving the overall performance
$ 42.99
free delivery
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5% discount
PVC Pipe Reamer Kit 1 PCS 1-1/2"(PPR150) for SCH 40 PVC CPVC ABS
Lumlazni
$ 14.24
$ 14.99
To the offer
PATIKIL HVAC Duct Manual Volume Backdraft Damper, 14 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC
PATIKIL
$ 93.59
free delivery
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TA-VIGOR HVAC Duct 2 Pcs 6 Inch Galvanized Iron Backdraft Damper
Dimensions: This damper features a 5-7/8" (149.2mm) straight end and a 6" (152.4mm) bent end, with an overall height of 6-1/4" (158.75mm).
$ 36.69
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ANPTGHT 4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper (2Pcs)
ANPTGHT
$ 18.99
free delivery
To the offer
YOKIVE 4.9-inch Backdraft Damper Shutter, Inline Spring Loaded Blocker Dryer Duct Damper, Great for Retrofitting Ducting Preventing Unwanted Drafts in Metal Ducts (Silver Tone)
YOKIVE
$ 12.29
free delivery
To the offer
ANPTGHT 6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper (1Pcs)
ANPTGHT
$ 15.99
free delivery
To the offer
YYPTT Valve, Pipe Check Valve Air Duct Check Ventilation Valve Pipe Draft Blocker Plastic Exhaust Fan Hose Proof Valve Durable Home Hardware White(80mm)
YYPTT
$ 10.76
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4 Pcs Drain Backflow Preventer,One Way Valve,Waterless Trap Seal, Adjustable Sink Anti-Clogging Silicone Floor Drain Cover for Pipes Tubes in Toilet Bathroom Kitchen (Blue
Universal Fit: Designed to accommodate standard pipe diameters ranging from 1 1/2" to 1 3/4". (Ensure compatibility by measuring your existing pipes prior to purchase for seamless integration with your floor drain.)
$ 13.11
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PURIFRIZ 4 Inch Manual HVAC Round Duct Damper w/ Sleeve
【Size Specifications】Designed for 4 inch (101.6mm) ductwork, the damper has a straight-end diameter of 4 inches and a bent-end diameter of 3-7/8 inches (98.4mm), with a total height of around 6 inches (152.4mm).
$ 19.09
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PATIKIL 6" HVAC Duct Manual Volume Damper, Stainless Steel Adjustment Flame Retardant Airflow Backdraft Damper Control for HVAC Air Balancing System,
PATIKIL
$ 39.09
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Alipis 2pcs Pipe Check Valve Duct Connector Vents Ventilation Connector Air Tube Duct Backflow Preventer Sealing Aluminum Vent Connector Dryer Vent Pipe Ventilation System Parts Abs White
Check valve--well abs material, very for a long term use, the check valve is carefully crafted, texture, not easy to damage,air vent connector
$ 17.89
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Stainless Steel Kitchen Exhaust Check Valve 160mm Range Hood
Air compressor check valve-- the product can be used for restaurant's kitchen, personal home kitchen, hotel and some other places,check valve for air compressor
$ 19.09
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PATIKIL HVAC Duct Manual Volume Backdraft Damper, 3 Inch, Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC
PATIKIL
$ 22.19
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DOITOOL Anti- Check Valve Hard Start Kit for Gas Water Heater Ventilation System Parts Dryer Vent Joints Gas Water Heater Duct Connector Air Outlet Accessories Stainless Steel
Ventilation fittings-- crafted from stainless steel materials for durability and reliability, ensuring a
$ 14.39
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TA-VIGOR HVAC Duct 8 Inch Galvanized Iron Backdraft Damper
Dimensions: This damper features a 7-7/8" (200mm) straight end and a 8" (203.2mm) bent end, with an overall height of 6" (152.4mm).
$ 28.09
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PRETYZOOM Check Valve PVC Sewer Pipe Cap Drain Adapter Backflow Preventer Round Pipe Plug for Bathroom Kitchen Vent Drainage Systems 3.74 X 3.22 X 3.22 in
Efficient Gas Backflow Prevention: This check valve effectively prevents gas backflow, ensuring fresh indoor air quality and reducing unpleasant odors in your home environment
$ 15.39
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3 Inch 4 Inch Backdraft Damper Duct Draft Stopper Draft Blocker
Pipe backdraft damper, butterfly valve. Especially suitable for inserting into exhaust hose or pvc. Perfect for use in bathrooms, garages, air conditioners, fans, extractor hoods, ventilation systems.
$ 16.99
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Automatic Air Vent Valve Brass DN15 G1/2 Inch for Solar Water Heater System, Auto Air Release Valve for Heating and Boiler Plumbing Pipe Fittings
This valve features high temperature resistance, , reliably sealing.
$ 12.56
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CDMUIIAI 100mm Stainless Steel air Damper Valve HVAC Electric air Duct Motorized Damper for 4" Ventilation Pipe Valve 220V
CDMUIIAI
$ 82.18
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Sealed Pipe Check Valve PVC Vent Connector for Heating Ducts
Anneome
$ 15.49
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11% discount
Watts DUOVENT High Capacity Air Vent Boiler Valve 1/8" Female NPT
The product is manufactured in china
$ 24.17
$ 27.11
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White PVC Check Valve for Kitchens and Bathrooms Odor Prevention
Highperformance valve: prevents gas backflow to keep your indoor and fresh,clean out cap,drain backflow preventer
$ 11.79
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Hard 75mm OD Articulated Hose 3ft (1m) Long Air Extractor Flexible Duct Collector Arm with Hood for Laboratory Laser Engraver Soldering Fume Welding Marking Round Nozzle with Valve Smoke Remove Pipe
Bay Heights
$ 46.80
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BRDUROBLA 3.2 inch 4 inch Backdraft Damper, One-Way Airflow Ducting Insert Backflow Preventer, 80 mm 100 mm Draft Blocker ABS Flame Retardant, for HVAC Extractor Fan Vent, Bathroom Ventilation
BRDUROBLA
$ 29.99
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Oatey 39245 AAV Plus Trap Pack
Sure-Vent air admittance valve trap pack
$ 24.54
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SOESFOUFU Seal Pipe Check Valve Air Vent Connector Vent Cover Duct Connector Ventilation System Fittings
SOESFOUFU
$ 15.49
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PATIKIL HVAC Duct Manual Volume Backdraft Damper, 6 Inch, 2 Pcs Airflow Ducting Branch Vent Damper Air Control Valve, Adjustment Handle Stainless Steel, for HVAC
PATIKIL
$ 61.59
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PVC Duct Check Valve for Residential Ventilation and Extractor Hoods
Alipis
$ 15.49
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Stainless Steel Chimney Extension for Gas Water Heater Tubing Assembly Compatible Indoor Heating Stoves and Stove Connectors
SHOWERORO
$ 12.59
free delivery
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LIFKICH Chimney Extension Pipe for Gas Water Heater Stainless Steel Adapter Enhanced Exhaust Distance User-friendly Installation Compatible Indoor Heating Stoves
LIFKICH
$ 11.99
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We have found a total of 208 pipe ventilation valves deals for you at amazon, Zoro, The Twister Group, and other shops. The most popular brands are: PATIKIL, Generic, and ZOWZEA. Today's offer is All American 1930 - Vent Pipe - Serves as the Primary Pressure Relief Valve - Fits All Our Pressure Cookers/Canners with 33% discount. The lowest price we found in our deals is $ 9.38 . The highest price in our price comparison is $ 216.68 . Currently, we have selected 7 reliable shops for you to buy pipe ventilation valves affordably.