💨 Lock in fresh airflow, lock out the backdraft blues!
The HVAC OV 4" Duct Connector with Backdraft Damper is a precision-engineered, durable plastic fitting designed for seamless integration with 4-inch ducts. Featuring a threaded screw connection and an integrated non-return valve, it prevents backdrafts and energy loss while enabling easy DIY installation. Lightweight yet sturdy, this connector is perfect for enhancing dryer and exhaust fan ventilation systems with reliable airflow control.
| Size | 4'' Male with Shutter |
| Material | Plastic |
| Brand | HVAC OV |
| Colour | White |
| Item dimensions L x W x H | 10 x 10 x 6.2 Centimeters |
| Connector Type | Threaded |
| Thread Size | 4 inch |
| Thread Type | Screw |
| Item Weight | 45 g |
| Number of Pieces | 1 |
| Manufacturer | HVAC OV |
| Country of Origin | USA |
| Product Dimensions | 9.98 x 9.98 x 6.2 cm; 45.36 g |
| ASIN | B08R41YRX2 |
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