4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector Silver
$9.98
Features
[Material] The 4 inch backdraft damper is made of 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 nonflexible. Cannot be used with plastic ducts as the sizes are different.
Details
Introducing the 4 Inch Draft Blocker Backdraft Damper, the ultimate solution to prevent air recirculation and improve ventilation in your home or workplace. Made with high-quality materials, including galvanized steel, aluminum flap leaves, and stainless steel axis and spring, this backdraft damper guarantees durability and longevity.
Installation couldn't be easier. Simply push the backdraft damper into the ventilation pipe, ensuring the spring is positioned horizontally for optimal opening and closing of the flap. Whether you're installing it horizontally or vertically, our backdraft damper will fit perfectly and deliver outstanding performance.
Not only does our airflow regulating backdraft shutter prevent air recirculation, but it also works seamlessly with ACs, exhaust fans, extractors, range hoods, heating ducts, vents, and more. Its versatility makes it suitable for a wide range of residential, commercial, and industrial applications.
It's important to note that our backdraft damper is not compatible with plastic ducts due to size differences. However, they can be easily inserted into both flexible and non-flexible ventilation ducts, making them suitable for various setups.
Upgrade your ventilation system with the reliable 4 Inch Draft Blocker Backdraft Damper. Say goodbye to wasted energy and hello to improved airflow. Don't settle for subpar products that won't stand the test of time. Invest in quality and efficiency by clicking here to make your purchase today!
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