6" Backdraft Damper Duct,One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades,Compatible with Air Conditioners, Range Hoods and Exhaust Fans

About this item :

• Product contains:1pc 6 inch Backdraft Damper.
• High quality: Metallic backdraft damper duct is more sturdy and durable. The One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades perfectly matches the foam strip in the inner ring, which can reasonably control the metal windshield to release and block airflow.
• Easy to install: Insert the check valve into the vent pipe, insert two wind-proof pieces and the spring insertion hole at the same time during the insertion process, there is a small metal piece on the outside of the two ends of the check valve to fix the check valve from falling off, all parts are combined It should be parallel to the ground, so that the backdraft damper can be opened and closed.
• Replaceable: This product is not a disposable product. After you use it for a long time, you can replace some of the used parts without spending too much money to make your backdraft damper look brand-new.
• Wide application range: It can be applied to air conditioners, bathroom exhaust vents, range hoods, dryers and other HVAC applications.

Product Details :

• Manufacturer : Swess
• ASIN : B092HLL3TR

Product Description :

The metal return air damper duct is an excellent exhaust device. It can reasonably control the air flow in and out, helping your air conditioners, range hoods, dryers and other HVAC applications to achieve the best results. Colour : silver Diameter: 5.9" / 15cm Depth : 3.4" / 8.7cm Package includes:1 x Balancing Barometric Damper Note: 1.The reverse flow valve can be inserted into a flexible or non-flexible ventilation pipe. Due to different sizes, it cannot be used with plastic ducts. 2.Manual measurement, please allow small errors.