Query: 3 inch backdraft damper

title: ALDES 4 Inch Round Spring Loaded Backdraft Damper - Professional Grade
text: Product Description Designed to be inserted in 4" duct. 20-gauge galvanized steel housing. Aluminum spring-loaded butterfly damper blades. Damper seals against a heavy-duty Neoprene rubber gasket in closed position for minimal leakage. Gasket designed for use in temperatures from -22°F to180°F. Requires airflows of 0.04 to 0.08 in. w.g. to begin to open. May be installed in any position. The entire assembly inserts into duct for simple installation. Exterior foam gaskets provide a tight seal against interior surface of duct. Description American Aldes delivers the premier backdraft damper solution favored for residential, commercial and industrial installations around the world. The highly rated automatic backdraft damper provides a complete seal, with no leakage to prevent backdraft airflows. It has been designed for low pressure drop and to require almost zero pressure to open the damper flaps when air is flowing the correct direction. The entire assembly inserts into the ductwork for easy installation and prevent leakage. Available in 4", 5", 6", 7", 8", 10", 12", 14" and 16". Installation Backdraft dampers are simply fitted into the duct. The foam gasket provides a secure fit. Make sure the damper is oriented so that the damper blades are in the open position when the fan is on. The bades will close automatically when the fan stops. 

title: Draft Blocker 6 Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Vent Deflector (6'' Inch)
text: Product Description Size Name: 6" inch / 150mm With the current rapidly growing focus on quality of life and comfort requirements in residential and working premises, the importance of ventilation is more significant than ever. Even in the well designed and maintained building, a person can be uncomfortable if the system for air exchange is not working or is functioning incorrectly. In premises where the air is always fresh, people feel more active, relaxed, healthy, and have good appearance and capacity for work. Installation of a ventilation system is liable engineering and technical task. Our health depends upon the operation of ventilation system and its components. That is why the choice of ventilation equipment is primary for quality, reliability and environment friendly conditions. “Repa Market” is a young developing company which offers quality, reliable and functional products, interesting designer solutions, wide opportunities of choice and beneficial terms of cooperation. The strategic aim of Repa Market is to meet continuously growing consumer demand in quality products. The results of detailed marketing research underlie design and construction of various new developments. High quality materials, modern production equipment, the experience and knowledge of qualified specialists provide highly efficient, aesthetic, reliable and environmentally friendly products. Product Description Size Name: 6" inch / 150mm With the current rapidly growing focus on quality of life and comfort requirements in residential and working premises, the importance of ventilation is more significant than ever. Even in the well designed and maintained building, a person can be uncomfortable if the system for air exchange is not working or is functioning incorrectly. In premises where the air is always fresh, people feel more active, relaxed, healthy, and have good appearance and capacity for work. Installation of a ventilation system is liable engineering and technical task. Our health depends upon the operation of ventilation system and its components. That is why the choice of ventilation equipment is primary for quality, reliability and environment friendly conditions. “Repa Market” is a young developing company which offers quality, reliable and functional products, interesting designer solutions, wide opportunities of choice and beneficial terms of cooperation. The strategic aim of Repa Market is to meet continuously growing consumer demand in quality products. The results of detailed marketing research underlie design and construction of various new developments. High quality materials, modern production equipment, the experience and knowledge of qualified specialists provide highly efficient, aesthetic, reliable and environmentally friendly products.

title: Stovepipe Damper 3"
text: Product Description Stovepipe Damper fits inside the pipe to help control draft and burning temperature. Fits 3" round stove pipe. Product Description Stovepipe Damper fits inside the pipe to help control draft and burning temperature. Fits 3" round stove pipe.

title: HG POWER 3 Inch Round Air Vent ABS Louver Grille Cover White Soffit Vent with Built-in Fly Screen Mesh for Bathroom Office Kitchen Ventilation
text: Product Description HG POWER Sofft Vents S pecification: Color: white+black; Size: 3 inch, 4 inch, 5 inch, 6 inch, and 8 inch; Material: high-quality abs; Features: 1. easy to use; 2. easy to install; 3. making fresh air for your house; 4. abs material 5. give a better life to you. Screen Mesh Made of screen mesh and premium quality ABS material. The white panel can be freely detached, very convenient to clean and maintain. Special Design a). ABS Material; b). Screen Mesh Design; c). Special Modern Design. WIDE APPLICATION Perfect to use for making fresh air for your home or other inside places. Frequently Asked Question Q: Why is the opening diameter of the soffit vent smaller than the actual diameter? A: Because the air outlet needs to be connected to a standard caliber pipe. 3" Soffit Vent 4" Soffit Vent 5" Soffit Vent 6" Soffit Vent 8" Soffit Vent Opening Diameter 2.77" 3.59" 4.56" 5.66" 7.18" Panel Diameter 4.52" 5.78" 6.49" 8.26" 9.76" Material Plastic Plastic Plastic Plastic Plastic Compatibility Installed in ventilated places such as suspended ceilings, bathrooms, walls or pipes. Installed in ventilated places such as suspended ceilings, bathrooms, walls or pipes. Installed in ventilated places such as suspended ceilings, bathrooms, walls or pipes. Installed in ventilated places such as suspended ceilings, bathrooms, walls or pipes. Installed in ventilated places such as suspended ceilings, bathrooms, walls or pipes. Shutter Fan Exhaust Fan Exhaust Fan Exhaust Fan Inline Duct Fan Inline Duct Fan Size 10" 6" 6" 6" 3"/4" 4" Material Metal Metal Metal Plastic Plastic Metal & Plastc Air Flow 647CFM 308CFM 308CFM 116CFM 100CFM 70CFM 

title: Revitalizaire Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (6 Inch)
text: Product Description The Revitalizaire backdraft damper contains a double-lipped EPDM rubber seal on both ends which allows for easy install without the use of sealants or solvents. Please Note: The seals are located at the ends of the unit and NOT at the damper. This damper is designed with a lip in the steel at the blade and therefore does not require an additional internal rubber seal. With a diameter of 5 7/8th inches, the damper will interface with 6 inch ducts with little hassle. Once installed the damper can be twisted and adjusted without compromising the seal. The 0.5mm spring-loaded design allows the unit to be installed in any orientation without compromising its ability to close Strict quality control ensures no air gaps. The durable galvanized steel design allows the unit to function in any climate. Specifications Materials Seal: Ethylene Propylene Diene Monomer (M-class) Rubber Duct: Galvanized Steel Blades: Aluminum Dimensions Nominal Diameter: 6 Inches (15.24 cm) Actual Diameter: 5 7/8 Inches (14.9 cm) Length : 5 Inches (12.7 cm) Spring Width: 0.02 Inch (0.5 mm) 

title: neverest - RKI 4" - Professional Backdraft Damper Inline Spring Loaded for Dryer Duct
text: Product Description Neverest - Provides a range of different products, tools and knowledge to help you get the best ventilation solutions. Professional Ventilation Accessories for Optimal Indoor Climate . For your Health, your Well-being and your Performance Ventilation systems have several advantages - witness your quality of life, your health and happiness improve every day. Application Areas: Heating systems and ventilation systems in private households, trade and industry. Smoking areas, residential house ventilation, greenhouses, indoor plant cultivation, restaurants, clubs, offices and garages. 

title: Labconco 3858800 Backdraft Damper, 3" Height, 10" OD Inlet, 10" OD Outlet
text: Product Description Backdraft Damper is used for Purifier Cell Logic Class II Biosafety Cabinets, Purifier Logic Class II Biosafety Cabinets, PuriCare Procedure Stations (pre-2008). Mounts in vertical duct run to prevent reverse pressurization of the exhaust system. Dampers adjust the biosafety cabinet's exhaust airflow. Product Description Backdraft Damper is used for Purifier Cell Logic Class II Biosafety Cabinets, Purifier Logic Class II Biosafety Cabinets, PuriCare Procedure Stations (pre-2008). Mounts in vertical duct run to prevent reverse pressurization of the exhaust system. Dampers adjust the biosafety cabinet's exhaust airflow.

title: Back Draft Blocker, Backdraft Damper Dryer Vent Hose, Inline Extractor Fan Vent Back Draught Shutter (4'' Inch)
text: Product Description Prevent drafts with our Plastic Dryer Vent Draft Blocker. When your clothes dryer is in use, the exhaust opens the built-in damper. Gravity keeps it closed when you’re not drying laundry. Plastic Is Very Durable. Damper unit comes fully assembled, and installs to the clothes dryer duct and vent pipe. Great for kitchen hood fan. PLASTIC RECTANGULAR AND ROUND SYSTEM Plastic air ducts are designed for use in small living spaces and of ce premises, where the ventilation system is most often locted under a suspended ceiling. Plastic rectangular or round system allows easy installation of small air lines with different turning angles for the horizontal and vertical planes, due to the available convenient auxiliary connections and adapters. Product Description Prevent drafts with our Plastic Dryer Vent Draft Blocker. When your clothes dryer is in use, the exhaust opens the built-in damper. Gravity keeps it closed when you’re not drying laundry. Plastic Is Very Durable. Damper unit comes fully assembled, and installs to the clothes dryer duct and vent pipe. Great for kitchen hood fan. PLASTIC RECTANGULAR AND ROUND SYSTEM Plastic air ducts are designed for use in small living spaces and of ce premises, where the ventilation system is most often locted under a suspended ceiling. Plastic rectangular or round system allows easy installation of small air lines with different turning angles for the horizontal and vertical planes, due to the available convenient auxiliary connections and adapters.

title: Butterfly Backdraft Damper (7 Inch) (BD 7)
text: Product Description Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency. Proven design to protect against backdraft in your appliance venting Easy to install, heavy duty 26 gauge galvanized metal Foamed shutter system for quiet closure Vertical or horizontal mounting, with one end crimped Dampers are available in sizes 3" up to 24" ducting. Specifications Sheet - Butterfly Backdraft Damper Product Description Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency. Proven design to protect against backdraft in your appliance venting Easy to install, heavy duty 26 gauge galvanized metal Foamed shutter system for quiet closure Vertical or horizontal mounting, with one end crimped Dampers are available in sizes 3" up to 24" ducting. Specifications Sheet - Butterfly Backdraft Damper

title: Butterfly Backdraft Damper (3 Inch) (BD 3)
text: Product Description Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency. Proven design to protect against backdraft in your appliance venting Easy to install, heavy duty 26 gauge galvanized metal Foamed shutter system for quiet closure Vertical or horizontal mounting, with one end crimped Dampers are available in sizes 3" up to 24" ducting. Specifications Sheet - Butterfly Backdraft Damper Product Description Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency. Proven design to protect against backdraft in your appliance venting Easy to install, heavy duty 26 gauge galvanized metal Foamed shutter system for quiet closure Vertical or horizontal mounting, with one end crimped Dampers are available in sizes 3" up to 24" ducting. Specifications Sheet - Butterfly Backdraft Damper

title: Lambro 1475W White Plastic Louvered Vent, 3-Inch
text: Product Description Product Description White plastic louvered vent, 3-inch from Lambro. Preferred hood with tail pipe, includes removable screen to protect against the elements. UL Listed laminated duct w/ 2 tensions clamps. Made in the United States. - Opening/closing flaps prevents outside elements from entering the vent - UV inhibitor is used to help prevent the premature fading of vent From the Manufacturer The Lambro 3 Inch White Plastic Louvered Vent is great for venting areas that need directed airflow. Easy to install and Made in the USA. Product Description Product Description White plastic louvered vent, 3-inch from Lambro. Preferred hood with tail pipe, includes removable screen to protect against the elements. UL Listed laminated duct w/ 2 tensions clamps. Made in the United States. - Opening/closing flaps prevents outside elements from entering the vent - UV inhibitor is used to help prevent the premature fading of vent From the Manufacturer The Lambro 3 Inch White Plastic Louvered Vent is great for venting areas that need directed airflow. Easy to install and Made in the USA.

title: Ideal-Air 736980 Damper, 4", Brown/A
text: Product Description These are excellent quality back draft dampers. They are made from heavy Gauge galvanized steel with heavy duty springs. They use both an embossed bead & rubber gasket to help keep ducting securely in place. They prevent back draft air when your fans are off. Product Description These are excellent quality back draft dampers. They are made from heavy Gauge galvanized steel with heavy duty springs. They use both an embossed bead & rubber gasket to help keep ducting securely in place. They prevent back draft air when your fans are off.

title: ALDES 8 Inch Round Spring Loaded Backdraft Damper - Professional Grade
text: Product Description Designed to be inserted into 8" round duct. 20-gauge galvanized steel housing. Aluminum spring-loaded butterfly damper blades. Damper seals against a heavy-duty Neoprene rubber gasket in closed position for minimal leakage. Gasket designed for use in temperatures from -22°F to180°F. Requires airflows of 0.04 to 0.08 in. w.g. to begin to open. May be installed in any position. The entire assembly inserts into duct for simple installation. Exterior foam gaskets provide a tight seal against interior surface of duct. Description & Diagram American Aldes delivers the premier backdraft damper solution favored for residential, commercial and industrial installations around the world. The highly rated automatic backdraft damper provides a complete seal, with no leakage to prevent backdraft airflows. It has been designed for low pressure drop and to require almost zero pressure to open the damper flaps when air is flowing the correct direction. The entire assembly inserts into the ductwork for easy installation and prevent leakage. Available in 4", 5", 6", 7", 8", 10", 12", 14" and 16". Installation Backdraft dampers are simply fitted into the duct. The foam gasket provides a secure fit. Make sure the damper is oriented so that the damper blades are in the open position when the fan is on. The bades will close automatically when the fan stops. 

title: Wall cap fits 3” or 4” round duct includes 3” to 4” round transition included for versatility
text: Product Description Steel baked black enamel finish for durability and long life that stands up to the elements (not for use with dryers) Product Description Steel baked black enamel finish for durability and long life that stands up to the elements (not for use with dryers)

title: Imperial Mfg Group Usa Imperial Manufacturing Damper 3" Dia. Cast Iron, 1
text: Product Description 3" Cast Iron Damper. Product Description 3" Cast Iron Damper.

title: Butterfly Backdraft Damper(12 Inch) (BD 12)
text: Product Description Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency. Proven design to protect against backdraft in your appliance venting Easy to install, heavy duty 26 gauge galvanized metal Foamed shutter system for quiet closure Vertical or horizontal mounting, with one end crimped Dampers are available in sizes 3" up to 24" ducting. Specifications Sheet - Butterfly Backdraft Damper Product Description Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency. Proven design to protect against backdraft in your appliance venting Easy to install, heavy duty 26 gauge galvanized metal Foamed shutter system for quiet closure Vertical or horizontal mounting, with one end crimped Dampers are available in sizes 3" up to 24" ducting. Specifications Sheet - Butterfly Backdraft Damper