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Best Damper Vents

Draft Blocker 4 Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Vent Deflector (4'' Inch)

  • Back draft damper is made for insertion into 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.
  • Damper has 2 valves, designed for use in air conditioners (AC), dryers, exhaust, extractor or range hoods, heating ducts, vents and other HVAC applications.
  • INSTALLATION: The backflow flap is installed by inserting it into the ventilation pipe until it stops. The position of the spring should be horizontal for horizontal installations so that it can open and close optimally. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction..
  • The backflow flap opens and closes automatically at low air volumes. It has a smooth-running spring and an internal foam strip to keep the blades from rattling and can be installed horizontally or vertically.
  • Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ....
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Backdraft Damper Galvanized Steel Inline Fan Vent with Spring-Loaded Folding Blades and 3 Pieces Duct Clamps for Ducting in Range Hoods and Bathrooms Fans 4 Inch

  • Special design: backdraft damper has a smooth-running spring and an internal foam strip to keep the blades from rattling.
  • Reliable materials: galvanized steel damper is made of quality galvanized steel, the flap leaves are made of aluminum, and the axis and spring are....
  • Easy to install: the backflow flap is installed by inserting it into the ventilation pipe until it stops.
  • Wide range of usages: these draft blocker set can be widely applied in ACs, exhaust fans, extractors, range hoods, heating ducts, vents and other....
  • Package includes: the package comes with 1 piece backdraft damper and 2 pieces duct clamps.
  • The backdraft damper is about 3.46 inches long, 3.9 inches....
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Draft Blocker - 4'' Inch Backdraft Damper Duct - Draft Stopper - Backflow Preventer - Inline Fan Vent - Vent Deflector (4'' Inch)

  • Back draft damper is made for insertion into 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.
  • Damper has 2 valves, designed for use in air conditioners (AC), dryers, exhaust, extractor or range hoods, heating ducts, vents and other HVAC applications.
  • INSTALLATION: The backflow flap is installed by inserting it into the ventilation pipe until it stops. The position of the spring should be horizontal for horizontal installations so that it can open and close optimally. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction..
  • The backflow flap opens and closes automatically at low air volumes. It has a smooth-running spring and an internal foam strip to keep the blades from rattling and can be installed horizontally or vertically.
  • Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ....
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Vent Systems 8 Inch Backdraft Damper - Backflow Shutter - Heavy-Duty Inline Springs Loaded - One-Way Airflow Ducting Insert - Inline Fan Vent Deflector

  • Back draft damper for insertion into 8 inch ventilation ducts. The backflow damper opens and closes automatically. It has a strong spring and can be....
  • A tight sealing and fastening of the duct is achieved by the rubber strip attached to the inside of the draft blocker damper. The rubber seal prevents....
  • Designed for use in AC, dryer vent, exhaust, extractor or range hoods, heating systems, fans, vents and other residential, commercial and industrial....
  • 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....
  • The backflow Preventer valve is installed by pushing it into the ventilation pipe as far as it will go. The position of the spring should be....
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FAMCO Copper Hooded Wall Vent With Damper, Dryer Vent Outlet Used For Air Exhaust Applications

  • MADE IN THE USA: Our hooded copper wall vent covers for home are constructed using quality, heavy duty 16 ounce, 24 gauge copper, with the most extreme conditions in mind. The FAMCO hooded wall vent includes a built-in hinged backdraft damper..
  • ADAPTIVE DRYER VENT: The FAMCO DWV Wall Vent is primarily used for dryer venting and air exhaust applications that require no screen. The angled hood is designed to balance a low profile with optimum air and exhaust flow..
  • SELECtION: Our vent covers for home is available in sizes ranging from 3” to 14 inches. NOTE THE SIZE REFERS TO THE DIAMETER OF THE PIPE. Our low profile vent covers are also available in Aluminum, Galvanized Steel or Galvanized painted steel in black, brown, or white..
  • INSTALL: Our air vents are made from durable materials making it easier to install and compatible with most home improvement projects. Please note this dryer vent has NO SCREEN. Please see our SDWV Wall Vents for a vent with a screen and damper..
  • SATISFACTION: FAMCO prides itself on Quality Built Products manufactured from quality raw materials. All....
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Empire Register Co, Vent Cover - 4x10 inch, Honeycomb Design, Brushed Nickel Finish, Heavy Duty Floor Vent Covers, Metal Damper Attached. Vent Covers for Home Floor only.

  • STEEL DAMPER ATTACHED - These vent covers for home floor have sturdy steel construction, powder-coated steel damper attached for durability, longevity, are smooth, shiny, and have no sharp edges. These air vents are crafted for long trouble free operation, rigid extra heavy duty to withstand constant walk on situations.
  • EXCELLENT AIR FLOW - The metal dampers in these air vent covers provide easy unrestricted air flow as compared to the ones with fragile plastic dampers. The metal lever of these heat register covers have sufficient resistance to keep the fins in position allowing you to direct the air flow as required.
  • EASY INSTALLATION - Simply remove the old register vent cover and place the new one in the standard duct opening. To determine size needed, measure air duct opening rather than old register. These vents are not suitable for ceiling or wall applications. No screws or tools are required to install these floor register covers.
  • QUALITY PACKAGING - The air register covers are very carefully first shrink wrapped, then bubble packed, and finally backed with cardboard to prevent any damage during transit.
  • HIGH QUALITY FINISHING - These modern floor vents are crafted from 2mm thick steel, have very high quality lacquer coating to prevent any chippin....
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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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InOvate DryerJack Low Profile Roof Vent with Roof Neck (Black)

  • MAXIMUM AIR FLOW: The InOvate DryerJack is one of the most efficient dryer roof vents available. Its unique curved damper and spacious vent opening provide superior airflow which allow for optimal dryer function and reduce the risk of excess lint buildup..
  • PROTECTION FROM THE ELEMENTS: Several design factors have been thought of to provide intrusion protection from birds, rodents, and rain. These include how the damper fits inside the hood when closed, and a seamless hood design to help prevent water leaks in the exhaust duct..
  • EASE OF ACCESS: The DryerJack was designed to be cleaned thoroughly without the need for extra work or tools. A regular cleaning will help ensure your vent is running as efficiently as possible and save you time and worry..
  • QUALITY CONSTRUCTED: The DryerJack is solidly constructed from heavy gauge Galvalume and is designed to perform for a long time. It comes with rounded flange corners for ease of handling and includes built-in nail holes for quick installation..
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Empire Register Co, Vent Cover - 4x10 inch, Antique Style Design, Antique Copper Finish, Heavy Duty Floor Vent Covers, Metal Damper Attached. Vent Covers for Home Floor only.

  • STEEL DAMPER ATTACHED - These vent covers for home floor have sturdy steel construction, powder-coated steel damper attached for durability, longevity, are smooth, shiny, and have no sharp edges. These floor vents 4x10 are crafted for long trouble free operation, rigid extra heavy duty to withstand constant walk on situations.
  • EXCELLENT AIR FLOW - The metal dampers in these vent covers provide easy unrestricted air flow as compared to the ones with fragile plastic dampers. The metal lever of these floor registers have sufficient resistance to keep the fins in position allowing you to direct the air flow as required.
  • EASY INSTALLATION - Simply remove the old register vent cover and place the new one in the standard duct opening. To determine size needed, measure air duct opening rather than old register. These vent register are not suitable for ceiling or wall applications. No screws or tools are required to install these floor register covers.
  • QUALITY PACKAGING - The air register covers are very carefully first shrink wrapped, then bubble packed, and finally backed with cardboard to prevent any damage during transit.
  • HIGH QUALITY FINISHING - These modern floor vents are crafted from 2mm thick steel, have very high quality lacquer coating to prevent any c....
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4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector Silver

  • 【Material】The 4 inch backdraft damper is made of a Galvanized steel, the flap leaves are made of aluminum, while the Axis and spring are made of stainless steel..
  • 【Installation】The backdraft damper is installed by pushing it into the ventilation pipe as far as it will go. The position of the spring should be horizontal when the flap is installed horizontally so that it can be opened and closed optimally. This also applies to the vertical installation..
  • 【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..
  • 【Wide Application】 These backdraft dampers can be widely used in ACs, exhaust fans, extractors, range hoods, heating ducts, vents and other residential, commercial and industrial applications..
  • 【Note】Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ducts as the sizes are different..
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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..
  • 【Installation】The backdraft damper is installed by pushing it into the ventilation pipe as far as it will go. The position of the spring should be horizontal when the flap is installed horizontally so that it can be opened and closed optimally. This also applies to the vertical installation..
  • 【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..
  • 【Wide Application】 These backdraft dampers can be widely used in ACs, exhaust fans, extractors, range hoods, heating ducts, vents and other residential, commercial and industrial applications..
  • 【Note】Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ducts as the sizes are different..
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Fastfold Hot Tent Stove with Reinforced Body, Hot Tent Wood Stove with Secondary Combustion, Packable Camping Tent Stove with Carry Bag for Backpack, Fishing, Heating and Cooking, 94.5"Chimney

  • Smoke Leaks Out Issue: Folding design makes the stove has gaps. It is a normal phenomenon that the smoke leaks out of the stove when the wood is not completely burned. Adjust the damper and vents, the smoke will be exhausted from the chimney and disappear when completely burned. Fully hand-finished tent stove may be scratched during shipping..
  • Fastfold & Portable. Completely detachable to make the portable tent stove fits compact in storage bag or your backpacks. It's easy and fast set up within 2 minutes so packable for camping, hiking, fishing and backpacking..
  • Secondary Combustion & Maximum Heat Output: To start fire faster and maximize the burning time, we add the air inlets at three sides of the portable wood stove. It increases the air intake by 25% to achieve secondary combustion, efficiently reduce your wood consumption and maximize heat output. Heat your tent in a shorter time and reduce the cooking time by 20%..
  • Stove Body Reinforcement & Long-Lasting: Double walls on the top and at the back enhance the rigidity of the stove to minimize deformation and flatten the top to heat the bottom of the pot....
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Broan-NuTone 634 Broan Steel 3-1/4x 10\ Roof Cap for 3-1/4 x 10 8-Inch Round Duct, 1 and Builder's Best 084635 Galvanized Steel Roof Vent Cap with Removable Screen & Damper, 4\ Diameter Collar, Black

  • ... LoSone Fans, and bath ventilation fans maximizes the air and sound performance of your fan or range hood.
  • Product 1: DURABLE: Constructed of sturdy, 24-gauge CRCQ steel construction with a black electrically-bonded epoxy finish to ensure durability and lasting use.
  • Product 1: RELIABLE: Includes a built-in, backdraft damper and bird screen provide a dependable roof cap you can rely on.
  • Product 1: SECURE: Footprint is 18.75" x 14.25" for a secure, well-balanced fit.
  • Product 2: Extremely Durable: This is a heavy duty 26 gauge galvanized roof vent hood with a high performance polyester powder coated finish..
  • Product 2: Protection Against Corrosion: Our vent caps are ASTM B117 tested for anti-corrosive properties, showing very little or no signs of corrosion on our high performance polyester powder coated galvanized steel surface. Other leading and foreign brands have little or no corrosive protection..
  • Product 2: Features: Riveted construction.
  • does not use caulk. Includes pre-drilled holes for easy mounting. Vent also comes with a flapper (damper) that prevents back drafts..
  • Product 2: Ideal for bathroom or kitchen vents. Screens are removable so that caps can be used for venting clothes dryers as well..
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