🛠️ Stop drafts, start comfort — the smart airflow upgrade your space deserves!
The AC Infinity 4" Backdraft Damper is a high-performance duct insert designed to prevent backflow and debris in HVAC systems. Featuring a galvanized steel body with powder-coated finish, spring-loaded aluminum blades, and airtight rubber gaskets, it fits standard 4-inch ducts and mounts horizontally or vertically for versatile installation in range hoods, bathroom fans, and more.
Manufacturer | AC Infinity |
Item model number | AC-BDD4-B |
Product Dimensions | 12.7 x 9.68 x 9.68 cm; 318 g |
ASIN | B0842XSTV9 |
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