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🔄 Keep your airflow flawless and your space draft-free!
The AC Infinity 100mm Backdraft Damper is a premium duct insert designed to prevent backflow and debris in HVAC systems. Featuring a galvanized steel body, spring-loaded aluminum blades, and airtight rubber gaskets, it fits standard 4-inch ducts and mounts horizontally or vertically. Ideal for range hoods, bathroom fans, and more, it ensures efficient, one-way airflow while protecting your ventilation system.
| ASIN | B0842XSTV9 |
| Best Sellers Rank | 63,460 in DIY & Tools ( See Top 100 in DIY & Tools ) 156 in Ducting |
| Brand | AC Infinity |
| Colour | Black |
| Connector Type | Insert |
| Country of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,915) |
| Item Dimensions | 12.7 x 9.7 x 9.7 centimetres |
| Item Highlight | with Spring-Loaded Folding Blades for 100mm Ducting in Range Hoods and Bathrooms Fans, 4-Inch |
| Manufacturer | AC Infinity |
| Material | Alloy Steel, Aluminium |
| Model Number | AC-BDD4-B |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Part Number | AC-BDD4-B |
| Size | 4 Inch |
| Thread Type | NPT |
| UPC | 819137021303 |
| Unit Count | 1.0 count |
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