Top Ventilation Duct

RKI 4" - Professional Backdraft Damper Inline Spring Loaded for Dryer Duct

  • Back draft damper for insertion into 4 inch ventilation ducts. The backflow damper RKI opens and closes automatically. It has a strong spring and can be installed either horizontally or vertically. The flap is suitable for retrofitting, since it is completely inside the duct.
  • A tight sealing and fastening of the duct is achieved by the rubber strip attached to the outside of the draft blocker damper. The rubber seal prevents loud rattling when the flap blades open and close. The housing of the flap is made of galvanized steel, the flap blades are made of aluminum, the axle and spring are made of stainless steel.
  • Designed for use in AC, dryers, exhaust, extractor or range hoods, heating systems, vents and other residential, commercial and industrial HVAC applications.
  • FUNCTIONALITY: Duct draft stopper prevent cold air or wind from entering the ventilation pipe. In this case, the flap is installed in such a way that the flap leaves only open into the outgoing air direction. This means that no (cold) air / wind can penetrate the ventilation pipe from the outside..
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Bathroom Ambience with Fan and Ventilation

  • EXHAUST FAN KIT: Kit includes components to install a single exhaust system using a 6-inch duct fan, two grilles, two sleeves with dampers and duct clamps, and a 3-way 6-inch U adapter for an easy installation process.
  • EFFICIENT: Operates on 250 CFM and 0.6 Amps to ensure a high-quality, quiet performance every use in rooms up to 215 sq. ft..
  • GREAT FOR LARGE SPACES: This housing can be installed in the attic or basement - wherever is most convenient, making this fan great for large, open spaces.
  • SAFE: Ventilation fan is ENERGY STAR Certified for quality you can rely on during day-to-day use.
  • COMPACT: 6" duct size is great for fitting in your bathroom ceiling or other out-of-the-way spots to provide discreet and effective ventilation.
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NuTone 4 Inch Inline Fan/Grille Kit, 120 CFM

  • EXHAUST FAN KIT: Kit includes components to install a single exhaust system using a 4-inch duct, fan, grille, and two sleeves with dampers and duct clamps for an easy installation process.
  • EFFICIENT: Operates on 110 CFM and 0.6 Amps to ensure a high-quality, quiet performance every use in rooms up to 105 sq. ft..
  • GREAT FOR LARGE SPACES: This housing can be installed in the attic or basement – wherever is most convenient, making this fan great for large, open spaces.
  • SAFE: Ventilation fan is ENERGY STAR Certified for quality you can rely on during day-to-day use.
  • COMPACT: 4″ duct size is great for fitting in your bathroom ceiling or other out-of-the-way spots to provide discreet and effective ventilation.
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VEVOR Utility Blower Fan, 12 Inches, High Velocity Ventilator, Portable Ventilation Fan, Fume Extractor (12 Inches Blower Fan with Duct)

  • ...m, Duct Expands Length: 32 ft / 9.8 m, Duct Thickness: 0.012 inch / 0.3 mm, Axial Fan Bearing Type: Ball Bearing, Noise: 69 dB(A), Static Pressure: 385 Pa, Current: 4.622A, Fan Dimensions(L x W x H): 13.7 x 14.8 x 15.8 inch / 348 x 376 x 401 mm, Net Weight: 36.38 lbs / 16.5 kg..
  • 520W Pure Copper Motor: This portable ventilation fan is designed with a high-velocity, high-volume output, 100% copper winding motor. 2800 RPM motor speed is suitable for long-term ventilation. It can move a large amount of air quickly with low noise of 69 dB (A)..
  • 2295 CFM Large Air Flow: The large air volume of 2295 CFM / 3900 m³/h and 7 metal blades provides fast and effective ventilation, extracts the maximum air, and maintains high-efficiency work. Besides, 2 high-density covers to ensure portable ventilators work continuously and safely..
  • 32 FT Flexible PVC Ducting: This PVC ducting applies hard-wearing, flexible vinyl woven polyester with carbon wire spring and adhesive tape, smooth inside wall to be water-proof. Duct Expands Length: 32 ft / 9.8 m. Adjustable ropes and D-shaped rings are set for hanging the PVC flexible duct freely..
  • Sturdy & Humanized Design: The heavy-duty cylinder fan is equipped with a durable steel casing, bringing excellent durability and extending....
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Builder's Best 010155 Venting. Offset Elbow, Dryer, 4-1/2 In, 1 Cubic Centimeters

  • ☑PART NUMBER: Cenipar Dryer Vent Hose- Flexible Aluminum Foil Ducting Vent Hose(4 inch 8 feet) with 1 X 8 in Flexible Aluminum Foil Ducting Vent Hose&2 X metal Clamps. Cenipar STV-90 Drying Tube Fitting, DIY Simple Dryer Ventilation Connection Kit with 1* 90 elbow, 1* drying hose clamp, 1* plastic drying hose..
  • ☑ WHAT IT IS: Dryer Vent Hose 4" Duct Vent Hose is a flexible vent hose made of high quality flame retardant aluminum that measures 4" (diameter) x 8 feet (length) when fully unfolded. The silicone seal in the STV-90 gives you a sealed dryer connection, making your dryer more efficient while consuming less energy and saving on electricity bills. With our newest STV-90 dryer duct connector design, you can install any 4" vent pipe or 4" flexible dryer hose, curved or straight to match..
  • ☑EASY INSTALLATION: Step 1: Tightly combine the drying hose clamp with the Dryer Vent Hoseto prevent the drying hose clamp from falling off the dryer vent hose.Step 2: Combine the protruding part of the dryer vent elbow with what you just finished in step 1, so that they keep a tight connection.Step 3: Insert the sealing ring into the other interface of the dryer exhaust elbow and finally connect it with the dryer vent.You can also find repair videos on YouTu....
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TerraBloom 4 Inch Aluminum Flex Duct - 8 FT Long, Flexible Ducting with 2 Clamps, 3 Layer HVAC Ventilation Air Hose - Great for Dryer, Grow Tent, Green Houses, Household HVAC Venting

  • 4" by 8 FEET DUCT: This a regular size 4 Inch Ducting, which is 8 Feet long when fully extended..
  • 3-LAYER TOUGH: Keep your ventilation system free of rips and pin holes. This ducting is built with a layer of Heat Reflective Fire-Retardant Aluminum, Covered with PET for additional endurance and Steel Wire Helix to preserve the Ducts shape.
  • FLEXIBLE AND EASY TO USE: Our 4 Inch Duct is super flexible and easy to install, it will slide right on your Duct Fan, Vent Exhaust, Carbon Filter or Light Reflector. We include a pair of 4 Inch Clamps to make the installation a breeze.
  • 4" DIAMETER WITH ADJUSTABLE LENGTH: This Ventilation Duct is 4 Inches in diameter and comes in one 25 Feet Long Piece, which can be cut into as many pieces as you need using a wire cutter and a paper knife.
  • VARIETY OF APPLICATIONS: Our Ducting Is suitable for any Heating Ventilation & Air Conditioning (HVAC) Purposes. It will move and deliver air in Kitchens (cooking exhaust), Green Houses and Grow Rooms (Air Circulation, Intake, Exhaust and Light Fixture Cooling), Bathrooms (Smell and Moisture Exhaust), Grow Tents and other applications you have in mind.
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Hon&Guan 4\ x 8FT Aluminum Foil Insulated Flexible Duct, Dryer Vent Hose for HVAC Ventilation and Duct Fan Systems , 2 Clamps Include.

  • 【LOW NOISE SILENCER】4 inch duct designed for reducing noise from fans and carbon filter systems, can decrease the noise by up to 50%..
  • 【4 INCH DUCTING LIGHTPROOF】Thick layer of black PVC on flex duct prevents light leaks. Works with exhaust and intake fans, carbon filters and hooded lights which are 4" in diameter..
  • 【3-LAYER TOUGH】Hon&Guan dryer exhaust hose keep your ventilation system free of rips and pin holes. The dryer duct is built with 2 layers of aluminum foil with a layer of PET and steel wire helix to preserve the shape, keep your ventilation system free of rips and pin holes..
  • 【FLEXIBLE AND EASY TO USE】Our flexible dryer vent hose is easy to install, it will slide right on your duct fan, vent exhaust, carbon filter or light reflector..
  • 【VARIETY OF APPLICATIONS】Hon&Guan dryer duct hose is suitable for HVAC system. It will move and deliver air in kitchens (cooking exhaust), green houses and grow rooms (air circulation, intake, exhaust and light fixture cooling), bathrooms (smell and moisture exhaust), dryer rooms, grow tents and other applications etc..
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STERR 4 Inch 20 Feet HVAC Aluminum Flexible Ducting - Dryer Vent Hose - Duct Hose for Heating, Ventilation and Air Conditioning

  • 4" by 20-feet aluminum ducting. This is a value size ducting which is 20 feet long when fully extended. It is shorter than the standard 25 feet flexible duct and is suitable even for the most demanding installations. Thanks to this, you can build even the most complex and demanding AC, heating and ventilation configurations.
  • Multilayer Laminated Aluminum and Polyester - keep your ventilation system free of rips and pin holes. This ducting is built with a layer of heat reflective and steel wire helix to preserve the air conditioning ducting shape.
  • Designed for HVAC - ventilation applications including , dryer, grow rooms and tents. It is compatible with cooling, heating and vent systems and can be used in place of the standard 25-feet air duct when you do not need those few extra feet.
  • Adjustable length AC vent hose - this aluminum ducting is 4 Inches in diameter and comes in one piece. Thanks to the wire helix, the length can be adjusted as needed. Our above-standard length will satisfy the most demanding customers.
  • Universal use in industrial and residential construction - duct hose 4 inch is suitable for any heating ventilation and cooling purposes. It allows air to circulate wherever you need it: kitchens, green houses, grow rooms, bathrooms, dry....
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Hon&Guan 3' x 8FT Insulated Duct with Aluminum Foil, Flexible Dryer Vent Hose for HVAC Ventilation and Duct Fan Systems, 2 Clamps Include.

  • 【LOW NOISE SILENCER】3 inch duct designed for reducing noise from fans and carbon filter systems, can decrease the noise by up to 50%..
  • 【3 INCH FLEXIBLE HOSE LIGHTPROOF】Thick layer of black PVC on dryer hose prevents light leaks. Works with exhaust and intake fans, carbon filters and hooded lights which are 3" in diameter..
  • 【3-LAYER TOUGH】Hon&Guan 3 inch duct hose keep your ventilation system free of rips and pin holes. The flex duct is built with 2 layers of aluminum foil with a layer of PET and steel wire helix to preserve the shape, keep your ventilation system free of rips and pin holes..
  • 【FLEXIBLE AND EASY TO USE】Our air duct is easy to install, it will slide right on your duct fan, vent exhaust, carbon filter or light reflector..
  • 【VARIETY OF APPLICATIONS】Hon&Guan 3 inch dryer vent hose is suitable for HVAC system. It will move and deliver air in kitchens (cooking exhaust), green houses and grow rooms (air circulation, intake, exhaust and light fixture cooling), bathrooms (smell and moisture exhaust), dryer rooms, grow tents and other applications etc..
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3 Inch Duct 6.56 Feet, Hon&Guan Flexible Dryer Vent Hose for Tight Space Dryer Exhaust Hose Aluminum Duct for Heating and Cooling Ventilation-with 2 Clamps.

  • Dryer Vent Hose: Hon&Guan 3 inch duct hose that can be used to transition between the dryer and the duct, 3" in diameter, 6.65 feet long when fully extended, and can bend freely which suitable for any space whether it is tight or spacious..
  • Multi-Layer Protection: 3 inch duct make of multi-ply aluminum foil laminate that encapsulates a high density, corrosion resistant wire helix - constructed to replace inferior vinyl ducts..
  • Easy Installation: The dryer vent hose can be cut to the required length according to the needs, and the attached clamps can help you fixed the air ducting(made by stainless steel)..
  • Thermal Insulation: Hon&Guan Fire Resistant Dryer Duct, Forms a tight seal to direct fumes and humidity safely away from living spaces, temperature endurance range is 0 - 185°F. (-18°C - 85°C)..
  • Variety of Applications: 3" x 6.56' flexible aluminum duct suitable for HVAC applications, dryer ventilation, kitchen cooking exhaust, grow room tent ventilation, etc. Also used to cool AV equipment rooms, closets, racks, and cabinets..
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TerraBloom 8\ Air Duct - 8 FT Long, Black Flexible Ducting with 2 Clamps, 4 Layer HVAC Ventilation Air Hose - Great For Grow Tents, Dryer Rooms, House Vent Register Lines

  • 8" DUCTING LIGHTPROOF: We made this aluminum duct with your Grow Room needs in mind. Thick layer of Black PVC on this ducting prevents light leaks. Works with exhaust and intake fans, carbon filters and hooded lights which are 8" in diameter.
  • 4-LAYER TOUGH: Keep your ventilation system free of rips and pin holes. Under the Black PVC layer our ducting is built with 2 layers of Aluminum Foil With a layer of PET and Steel Wire Helix to preserve the shape.
  • FLEXIBLE AND EASY TO USE: Our 8 Inch Duct is super flexible and easy to install, it will slide right on your Duct Fan, Vent Exhaust, Carbon Filter or Light Reflector. We include a pair of 8 Inch Clamps to make the installation a breeze.
  • 8" DIAMETER WITH ADJUSTABLE LENGTH: This Ventilation Duct is 8 Inches in diameter and comes in one 8 Feet Long Piece, which can be cut into as many pieces as you need using a wire cutter and a paper knife.
  • VARIETY OF APPLICATIONS: Our Ducting Is suitable for any Heating Ventilation & Air Conditioning (HVAC) Purposes. It will move and deliver air in Kitchens (cooking exhaust), Green Houses and Grow Rooms (Air Circulation, Intake, Exhaust and Light Fixture Cooling), Bathrooms (Smell and Moisture Exhaust), Dryer Rooms, Grow Tents and other applications you have in mind.
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TerraBloom 10\ Air Duct - 8 FT Long, Black Flexible Ducting with 2 Clamps, 4 Layer HVAC Ventilation Air Hose - Great for Grow Tents, Dryer Rooms, House Vent Register Lines

  • 10" LIGHTPROOF DUCTING : We made this aluminum duct with your Grow Room needs in mind. Thick layer of Black PVC on this ducting prevents light leaks. Works with exhaust and intake fans, carbon filters and hooded lights which are 10" in diameter.
  • 4-LAYER TOUGH: Keep your ventilation system free of rips and pin holes. Under the Black PVC layer our ducting is built with 2 layers of Aluminum Foil With a layer of PET and Steel Wire Helix to preserve the shape.
  • FLEXIBLE AND EASY TO USE: Our 10 Inch Duct is super flexible and easy to install, it will slide right on your Duct Fan, Vent Exhaust, Carbon Filter or Light Reflector. We include a pair of 10 Inch Clamps to make the installation a breeze.
  • 10" DIAMETER WITH ADJUSTABLE LENGTH: This Ventilation Duct is 10 Inches in diameter and comes in one 8 Feet Long Piece, which can be cut into as many pieces as you need using a wire cutter and a paper knife.
  • VARIETY OF APPLICATIONS: Our Ducting Is suitable for any Heating Ventilation & Air Conditioning (HVAC) Purposes. It will move and deliver air in Kitchens (cooking exhaust), Green Houses and Grow Rooms (Air Circulation, Intake, Exhaust and Light Fixture Cooling), Bathrooms (Smell and Moisture Exhaust), Dryer Rooms, Grow Tents and other applications you have in mind.
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