Best Exhaust Fan Damper

Broan-NuTone AER110SLW Bath Fan, Medium, White

...home dry and comfortable. It's ideal for eliminating cooking fumes from kitchens and humidity from laundry rooms as well as for use in workshops and rec rooms.
ENVIRONMENTAL-FRIENDLY MATERIAL - The main frame and fan blade are made of premium ABS material, durable, waterproof and easy to clean.
SUPER MOTOR - HG POWER Exhaust Fan features an efficient & stable operation with permanently lubricated, low vibration and thermally protected copper motor. It moves air at 160 (CFM) cubic feet per minute to ensure that contaminants are constantly removed from the indoors, and transmit fresh air for the indoor.
INSTALLATION - Design with ultra-thin front panel and built-in screen design, the wall exhaust fan can be fixed with glue or screws, wall mounted or ceiling mounted are available. It can be widely applied in bathrooms, living rooms, bedrooms, kitchens, offices and other area that require continuous or regular ventilation.
Ventilation Exhaust fan 6 Inch - Diameter: 150mm.

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Air King AK917 Bulb Heater with Exhaust Fan, Single

Exhaust fan with heat lamps' grill measures 10" wide x 10" deep, with housing measurements of 8" long x 8" wide x 5-7/8" deep.
Operates at 70 CFM at 3.5 sones and comes with a low-profile, white polymeric grill and one-piece polymeric blower wheel.
Uses two 250-watt maximum type R-40 medium base infrared lamps (lamp not included) for just the right amount of silent heat.
Protects against back drafts with 4" round metal duct connection collar and damper.
Fan is UL-listed, HVI 2100-certified, and rated Type IC for ceilings insulated to R-40.
It easily installs using the included adjustable hanging brackets.
Uses one 250-Watt maximum type r40 medium base infrared lamp (lamp not included).
Powerful 70-CFM exhaust fan, HVI certified.

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Air King DRLC702 Round Bath Fan with Light, Nickel

Decorative bath fan comes with a stylish grill (13-1/2" diameter) in nickel finish and ribbed frosted glass light lens, giving your bathroom a sophisticated and illuminating glow, along with an even distribution of light.
Operates at 70 CFM at 4.0 scones, and comes with a 4" round duct collar with damper for quiet operation and protection against back drafts.
Exhaust fan and light can be wired to function separately.
Easy installation with included adjustable hanging brackets or housing mounting tabs.
Uses two 60-watt maximum standard, type A19 medium base bulbs (not included).
Bath fan with light designed to bring style to your home.
70-CFM blower at 4-sone for quiet operation.
Exhaust capacity for rooms of approximately 70-square feet.
Easily installation by using the included adjustable hanging brackets.

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Air King AK80 Energy Star Quiet Series Bath Fan, 80-CFM

Exhaust fan grill's highest projection point is 1/2" down from ceiling and measures 11" wide x 13.75" deep.
housing measures 10-7/8" length x 9-3/8" wide x 7-7/8" deep.
Operates at 80 CFM at 1.5 sones, and easily installs with adjustable hanging brackets for 16" centers.
Electronically balanced centrifugal blower wheel provides top-notch ventilation with reduced sound.
Fan is made for continuous operation and can satisfy the needs of an 80 sq. ft. bathroom.
Comes with a 4" round connector with spring-loaded metal damper, offering superior protection against back drafts.
Energy Star high performance bath fan with low sound levels and a contoured grill.
80-CFM blower at 1.5-sone for quiet operation.
Exhaust capacity for rooms of approximately 80-square feet.
Easily install by using the included adjustable hanging brackets.

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Bathroom Exhaust Fan, HG POWER 6 Inch Extractor Fan Garage Ventilation Fan for Kitchen Bedroom Office Ceiling & Wall Mount

...home dry and comfortable. It's ideal for eliminating cooking fumes from kitchens and humidity from laundry rooms as well as for use in workshops and rec rooms.
ENVIRONMENTAL-FRIENDLY MATERIAL - The main frame and fan blade are made of premium ABS material, durable, waterproof and easy to clean.
SUPER MOTOR - HG POWER Exhaust Fan features an efficient & stable operation with permanently lubricated, low vibration and thermally protected copper motor. It moves air at 118 (CFM) cubic feet per minute to ensure that contaminants are constantly removed from the indoors, and transmit fresh air for the indoor.
INSTALLATION - Design with ultra-thin front panel and built-in screen design, the wall exhaust fan can be fixed with glue or screws, wall mounted or ceiling mounted are available. It can be widely applied in bathrooms, living rooms, bedrooms, kitchens, offices and other area that require continuous or regular ventilation.

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Bathroom Exhaust Fan, HG POWER 6 Inch Extractor Fan Garage Ventilation Fan for Kitchen Bedroom Office Ceiling & Wall Mount

...home dry and comfortable. It's ideal for eliminating cooking fumes from kitchens and humidity from laundry rooms as well as for use in workshops and rec rooms.
ENVIRONMENTAL-FRIENDLY MATERIAL - The main frame and fan blade are made of premium ABS material, durable, waterproof and easy to clean.
SUPER MOTOR - HG POWER Exhaust Fan features an efficient & stable operation with permanently lubricated, low vibration and thermally protected copper motor. It moves air at 170 (CFM) cubic feet per minute to ensure that contaminants are constantly removed from the indoors, and transmit fresh air for the indoor.
INSTALLATION - Design with ultra-thin front panel and built-in screen design, the wall exhaust fan can be fixed with glue or screws, wall mounted or ceiling mounted are available. It can be widely applied in bathrooms, living rooms, bedrooms, kitchens, offices and other area that require continuous or regular ventilation.
Ceiling Wall Mounted Exhaust Fan - Diameter: 150mm.

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Broan-NuTone 8210 8 Vertical Discharge and 7-Inch Round Duct Ceiling Fan, 210CFM,Silver

Decorative bath fan comes with a stylish grill (13-1/2" diameter) in nickel finish and ribbed frosted glass light lens, giving your bathroom a sophisticated and illuminating glow, along with an even distribution of light.
Operates at 70 CFM at 4.0 scones, and comes with a 4" round duct collar with damper for quiet operation and protection against back drafts.
Exhaust fan and light can be wired to function separately.
Easy installation with included adjustable hanging brackets or housing mounting tabs.
Uses two 60-watt maximum standard, type A19 medium base bulbs (not included).
Bath fan with light designed to bring style to your home.
70-CFM blower at 4-sone for quiet operation.
Exhaust capacity for rooms of approximately 70-square feet.
Easily installation by using the included adjustable hanging brackets.

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Broan-NuTone AE110 Invent Flex Energy Star Qualified Single-Speed Ventilation Fan, 110 CFM 1.0 Sones, White & AE80B Invent Energy Star Qualified Single-Speed Ventilation Fan, 80 CFM 1.5 Sones, White

Product 1: HIGH-QUALITY FAN: Quiet, energy efficient exhaust fan operates with 110 CFM and 1.0 Sones to help control air quality is powerful enough for rooms (including bathroom) up to 105 sq. ft. Duct Diameter 4 inch.
Product 1: EFFICIENT: Powerful ventilation reduces to quickly eliminate fogged mirrors at 110 CFM, so your vision will always be clear and your surroundings will always be comfortable.
Product 1: EASY INSTALLATION: Easy to install new/replace existing product with retrofit installations that can be done entirely from the room-side – no attic access required.
Product 1: RELIABLE PERFORMANCE: With our TrueSeal Damper Technology, InVent fans reduce air leakage by up to 50% compared to competitive models, resulting in better home performance via blower door tests and reducing cold and warm air backdrafts.
Product 2: HIGH-QUALITY FAN: Quiet, energy efficient exhaust fan to help control air quality is powerful enough for rooms (including bathroom) up to 75 sq. ft..
Product 2: EFFICIENT: Powerful ventilation reduces humidity to quickly eliminate fogged mirrors and manage moisture, so your vision will always be clear and your surroundings will always be comfortable.
Product 2: EASY INSTALLATION: Easy to install new/replace existing produ....

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Backdraft Exhaust Damper Seal 4 Inch by Calimaero One Size Fits All 4 Duct Backdraft Damper Gravity Powered Made in Germany 4 Inch HVAC Damper Dryer Vent Valve Keep Cold Air Out

...he quality, functionality, value, and ease of installation of this product..
EASY INSTALLATION The 4 inch backflow preventer is easy to install. You will only cram these in the 4" duct and the rubber flap will seal off drafts coming in from your dryer vent or bathroom exhaust fan. Make sure the flaps open away from the ventilator. The outer rubber ring creates a seal around the strong plastic body giving you the perfect vent damper..
FLEXIBLE This backdraft damper's main recycled plastic part is small enough to fit into almost all PVC, metal, and other ducts with 4 inch size. No need to buy multiple products to find the one that works. Purchase with ease and relax in your draft free living space..
CONVENIENT This 4 inline damper duct valve gummi flaps are easy to open for almost all dryers or booster fans. The lack of moving spring will ensure a long lifespan that will save you time and money. As the product is made out of weather-resistant plastic, you can install the dryer damper in high-humidity environments..
WELL MADE It works in any orientation even 45 degrees or 15 for ....

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