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    American Aldes 99 023 Aldes 4" Backdraft Damper - BDD4

    American Aldes 99 023 Aldes 4" Backdraft Damper - BDD4

    Backdraft damper with galvanized steel collar and lightweight aluminum damper blades. Spring loaded for positive closure. Fits 4" Round Duct . 20 gauge galvanized steel housing . Aluminum spring loaded butterfly damper blades . Damper seals against... more

    $18.50 $15.66

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    (10,000+)
    Tamarack Technologies Tti-CBD6 6" Cape Backdraft Damper

    Tamarack Technologies Tti-CBD6 6" Cape Backdraft Damper

    CLICK HERE TO SEE OUR CAPE BACKDRAFT DAMPER VIDEO 6" Cape Backdraft Damper The Cape Backdraft Damper is designed to overcome the inefficiencies and limitations of traditional gravity or butterfly dampers. It incorporates a special fabric sleeve... more

    $23.00

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    (10,000+)
    Tamarack Technologies Tti-CBD4 4" Cape Backdraft Damper

    Tamarack Technologies Tti-CBD4 4" Cape Backdraft Damper

    CLICK HERE TO SEE OUR CAPE BACKDRAFT DAMPER VIDEO 4" Cape Backdraft Damper The Cape Backdraft Damper is designed to overcome the inefficiencies and limitations of traditional gravity or butterfly dampers. It incorporates a special fabric sleeve... more

    $22.00

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    (10,000+)
    Air King Bdd4r Backdraft Damper 4" Round Duct Spring Loaded

    Air King Bdd4r Backdraft Damper 4" Round Duct Spring Loaded

    bjjs Store AIR KING BDD4R Backdraft Damper 4" Round Duct Spring Loaded Air King Backdraft Damper Model BDD4R Size 4" Duct 3-1/8" Length Galvanized Housing Aluminum Butterfly with Hinge Spring New, Factory Box Our Recent Feedback Some of the best... more

    $16.99

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    FanTech RSK4 4 in Exhaust Fan Damper

    FanTech RSK4 4 in Exhaust Fan Damper

    Spring Loaded - Galvanized Steel Collar - Lightweight - Aluminum Damper Blades more

    $11

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    FanTech RSK8 Backdraft Damper

    FanTech RSK8 Backdraft Damper

    8 in. - Spring Tension - Galvanized Steel more

    $19

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    FanTech RSK10 Backdraft Damper

    FanTech RSK10 Backdraft Damper

    10 in. - Spring Tension - Galvanized Steel more

    $22

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    FanTech DGD4 Grill

    FanTech DGD4 Grill

    For: 4 in Duct more

    $21

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    FanTech DGD6 Grill

    FanTech DGD6 Grill

    For: 6 in Duct more

    $26

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    American Aldes 99 027 Aldes 10" Backdraft Damper - BDD10

    American Aldes 99 027 Aldes 10" Backdraft Damper - BDD10

    Backdraft damper with galvanized steel collar and lightweight aluminum damper blades. Spring loaded for positive closure. Fits 10" Round Duct . 20 gauge galvanized steel housing . Aluminum spring loaded butterfly damper blades . Damper seals against... more

    $49.95 $43.99

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    (10,000+)
    Tamarack Backdraft Damper - 6 Inch Diameter., Model TTI-CBD6

    Tamarack Backdraft Damper - 6 Inch Diameter., Model TTI-CBD6

    This Tamarack Backdraft Damper uses a specially formulated fabric sleeve attached to an outer metal sleeve to allow maximum airflow while stopping cold air from entering your home. U.S.A. Material ... more

    $21.99

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    FanTech RSK6 6 in Exhaust Fan Damper

    FanTech RSK6 6 in Exhaust Fan Damper

    Galvanized Steel Collar - Lightweight Aluminum Damper Blades - Spring Loaded more

    $14

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    Lomanco Deluxe EVACV Roof Cap for 4" Duct

    Lomanco Deluxe EVACV Roof Cap for 4" Duct

    This classic black roof cap com includes a handy exhaust vent adaptor to fit 3" or 4" ductwork. Includes built-in damper to prevent backdraft. Fits all pitched roofs. Includes 1 roof louver (black) AND adaptor plate with damper Roof Louver Features: *... more

    $25

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    American Aldes 99 028 Aldes 12" Backdraft Damper - BDD12

    American Aldes 99 028 Aldes 12" Backdraft Damper - BDD12

    Backdraft damper with galvanized steel collar and lightweight aluminum damper blades. Spring loaded for positive closure. Fits 12" Round Duct . 20 gauge galvanized steel housing . Aluminum spring loaded butterfly damper blades . Damper seals against... more

    $72.00 $59.99

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    (10,000+)
    Panasonic Whisper Line PCNLF04S Fan Installation Kit

    Panasonic Whisper Line PCNLF04S Fan Installation Kit

    1 4 in Inlet Grille - 1 4 in backdraft dampner - 6 zip ties more

    $18

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    Panasonic PC-NLF06S Installation Kit

    Panasonic PC-NLF06S Installation Kit

    For WhisperLine Ventilation Fans more

    $56

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    American Aldes 22 304 Aldes Galvanized Exhaust Wall Hood with Bird Screen (no damper) for 4" Duct

    American Aldes 22 304 Aldes Galvanized Exhaust Wall Hood with Bird Screen (no damper) for 4" Duct

    Aldes Galvanized Exhaust Wall Hood with Bird Screen (no damper) for 4" Duct Heavy-duty hood for wall installation. Includes 4" duct collar and bird screen to keep pests out. Can be used as a fresh air intake. NOTE: Does not include backdraft damper.... more

    $39.00 $36.50

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    (10,000+)
    Vogelzang Anti-Backdraft Damper - Model AD-8

    Vogelzang Anti-Backdraft Damper - Model AD-8

    8' damper works with 1500 or 2500 Norseman furnaces, Item#s 161620 and 173614. Prevents backdraft into the furnace plenum. Spring-activated for proper action. Length in. 8, Product Style Backdraft ... more

    $54.99

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    Vogelzang Norseman Anti-Backdraft Damper AD-8

    Vogelzang Norseman Anti-Backdraft Damper AD-8

    Vogelzang Norseman Anti-Backdraft Damper Features: -Specifically designed for use with Norseman add-on furnaces.-Prevents back draft from returning to the furnace plenum.-Highly recommended for proper furnace installation.-Spring activated for proper... more

    $119.00 $88.00

    FREE shipping

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    Tamarack Backdraft Damper - 4 Inch Diameter, Model TTI-CBD4

    Tamarack Backdraft Damper - 4 Inch Diameter, Model TTI-CBD4

    This Tamarack Backdraft Damper uses a specially formulated fabric sleeve attached to an outer metal sleeve to allow maximum airflow while stopping cold air from entering your home. U.S.A. Material ... more

    $24.99

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    Aero Pure 80 CFM Quiet Heater with Fan and Light A515A W White

    Aero Pure 80 CFM Quiet Heater with Fan and Light A515A W White

    This Aero Pure 80 CFM quiet heater with fan and light boasts a very low noise level and vibration-dampening rust-proof steel housing. The unit features a built-in backdraft damper that prevents outdoor air from entering through the fan. The motor is... more

    $164.99

    FREE shipping

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    VintageTub.com

    (10,000+)
    Aero Pure 70 CFM Very Quiet Bathroom Ventilation Fan AP70G6W White

    Aero Pure 70 CFM Very Quiet Bathroom Ventilation Fan AP70G6W White

    Aero Pure 70 CFM Very Quiet Bathroom Ventilation Fan. ENERGY STAR Qualified. Enclosed AC Motor Engineered for Quiet Operation. Motor Equipped with Thermal Shut Off. Built In Backdraft Damper Prevents Outdoor Air From Entering Through Fan. Rust-proofed... more

    $94.99

    FREE shipping

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    VintageTub.com

    (10,000+)
    Aero Pure 80 CFM Quiet Heater with Fan and Light A515A S Silver

    Aero Pure 80 CFM Quiet Heater with Fan and Light A515A S Silver

    This Aero Pure 80 CFM quiet heater with fan and light boasts a very low noise level and vibration-dampening rust-proof steel housing. The unit features a built-in backdraft damper that prevents outdoor air from entering through the fan. The motor is... more

    $180.99

    FREE shipping

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    VintageTub.com

    (10,000+)
    BROAN 641 Wall Cap

    BROAN 641 Wall Cap

    Wall Cap, Fits Duct Size 6 In, Construction Material Aluminum, For Use With Vent Terminations, Includes Builtin Backdraft Damper and Bird Screen more

    $30.35

    FREE shipping

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    Zoro

    (10,000+)
    Broan 505 Wall Mount Fan

    Broan 505 Wall Mount Fan

    Fan Blade Diameter 8 in more

    $61

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    FanTech RSK5 Damper Accessory Exhaust Fan

    FanTech RSK5 Damper Accessory Exhaust Fan

    Duct Spring Loaded Backdraft Damper - Galvanize Steel Collar - Lightweight Aluminum Damper Blades more

    $13

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    DAYTON 4HX74 Damper,Backdraft

    DAYTON 4HX74 Damper,Backdraft

    Backdraft Damper, Wall Mount, Damper Size 12 x 12 In, Overall Size 14 3/4 x 14 3/4 In, Flange Width 1 3/8 In, Max Velocity 2000 FPM, Construction Material 16gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel... more

    $42.70

    FREE shipping

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    Zoro

    (10,000+)
    DAYTON 4HX73 Damper,Backdraft

    DAYTON 4HX73 Damper,Backdraft

    Backdraft Damper, Wall Mount, Damper Size 10 x 10 In, Overall Size 12 3/4 x 12 3/4 In, Flange Width 1 3/8 In, Max Velocity 2000 FPM, Construction Material 16gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel... more

    $35.73

    FREE shipping

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    Zoro

    (10,000+)
    Fantech RSK12 Backdraft Damper Exhaust Fan

    Fantech RSK12 Backdraft Damper Exhaust Fan

    12 in. Duct - Spring Loaded - Galvanized Steel Collar - Lightweight Aluminum Damper Blades more

    $30

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    FanTech RSK16 Exhaust Fan Damper

    FanTech RSK16 Exhaust Fan Damper

    Lightweight more

    $118

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    Aero Pure 70 CFM Energy Star Bathroom Fan AP 70 G5 W

    Aero Pure 70 CFM Energy Star Bathroom Fan AP 70 G5 W

    Aero Pure 70 CFM Energy Star Bathroom Fan Features: -Motor equipped with thermal shut off.-Built in backdraft damper prevents outdoor air from entering through fan.-Rust-proofed steel fan housing unit.-Motor unit easily detaches from housing for wiring... more

    $137.00 $91.93

    FREE shipping

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    Soler & Palau CAR125 Backdraft Dampers

    Soler & Palau CAR125 Backdraft Dampers

    TD CAR Backdraft Dampers. more

    $21.00

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    Soler & Palau CAR315 Backdraft Dampers

    Soler & Palau CAR315 Backdraft Dampers

    TD CAR Backdraft Dampers. more

    $39.20

    FREE shipping

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    Soler & Palau CAR150 Backdraft Dampers

    Soler & Palau CAR150 Backdraft Dampers

    TD CAR Backdraft Dampers. more

    $22.00

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    Fantech 30" Roof Mount Gravity Backdraft Damper 5acc30rd

    Fantech 30" Roof Mount Gravity Backdraft Damper 5acc30rd

    FANTECH 30" Roof Mount Gravity Backdraft Damper 5ACC30RD Fantech Gravity Backdraft Damper Model 5ACC30RD 30" Square Damper 1" Flange 32" Square Overall Designed for horizontal mount roof exhaust Felted edges Spring-assisted open, gravity close White... more

    $64.99

    FREE shipping

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    FanTech PBH4 Exhaust Fan

    FanTech PBH4 Exhaust Fan

    Includes: 6 in. Grille more

    $79

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    Back Draft Dampers 4" - Metal Fan Ducting Ventilation Backdraft Can Air Flow

    Back Draft Dampers 4" - Metal Fan Ducting Ventilation Backdraft Can Air Flow

    Why The Hydro Source? Backdraft Damper - 4 Prevents air flow through the fan Spring loaded for positive closure Quality components precision engineering What's in the Package Additional Images Backdraft Damper - 4 Why Buy From The Hydro Source? W e... more

    $23.67

    FREE shipping

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    4 Cape Backdraft Damper

    4 Cape Backdraft Damper

    The Cape Backdraft Damper is designed to overcome the inefficiencies and limitations of traditional gravity or butterfly dampers. It incorporates a special fabric sleeve attached to the interior of a metal sleeve. The fabric sleeve will allow air to... more

    $25.38 $21.99

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    Rakuten.com Shopping

    (1,000,000+)
    6 Cape Backdraft Damper

    6 Cape Backdraft Damper

    The Cape Backdraft Damper is designed to overcome the inefficiencies and limitations of traditional gravity or butterfly dampers. It incorporates a special fabric sleeve attached to the interior of a metal sleeve. The fabric sleeve will allow air to... more

    $29.29 $24.49

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    Rakuten.com Shopping

    (1,000,000+)
    Hydrofarm Active Air 8" Backdraft Damper Duct Cooling

    Hydrofarm Active Air 8" Backdraft Damper Duct Cooling

    HYDROFARM ACTIVE AIR 8" BACKDRAFT DAMPER DUCT COOLING NEW IN BOX! Hydrofarm Active Air 8" Backdraft damper for Duct Cooling Made of galvanized steel, these dampers prevent air leakage into your fan setup. They are easy to install, fit directly onto the... more

    $35.95

    FREE shipping

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    More information about Fans

    Best prices on Butterfly backdraft damper in Fans. Check out Bizrate for great deals on popular brands like FanTech. Use Bizrate's latest online shopping features to compare prices. Read product specifications, calculate tax and shipping charges, sort your results, and buy with confidence. Easily narrow your search and find the product that's perfect for you.
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