6 Inch Backdraft Damper Back Draft Vent Duct Shutter Blocker, Backflow Ducting Insert One-Way Airflow Preventer with Inline Springs Loaded Folding Blades, HVAC Extractor Range Fan Hood Deflector

Description

🌬️ Stop the backdraft, start the comfort — your airflow’s new best friend!

The Miuwauer 6 Inch Backdraft Damper is a robust HVAC accessory crafted from galvanized steel, aluminum, and stainless steel components. Designed to prevent unwanted airflow and backdrafts, it features spring-loaded folding blades that automatically regulate air movement. Easy to install in both flexible and rigid ducts, this damper enhances ventilation efficiency across residential and commercial systems while withstanding temperatures up to 50°C.