Vent Systems 4" Inch Backdraft Damper – Pack of 2 – White Plastic One-Way Airflow Ducting Insert – Easy Installation for Bathroom, Kitchen, HVAC Exhaust System – Compatible with Round Ducts
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Product details
| Management number | 218805718 | Release Date | 2026/05/03 | List Price | US$6.00 | Model Number | 218805718 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- FITS STANDARD ROUND DUCTS – Designed for 4" ventilation pipes, ensuring a secure fit for both flexible and rigid duct systems.
- TOUGH ABS PLASTIC – Built from high-quality, impact-resistant plastic, resistant to moisture, temperature changes and everyday wear.
- BACKDRAFT PROTECTION – Integrated gravity flaps stop unwanted air, odours and debris from entering your ducts, improving indoor comfort.
- EASY DIY INSTALLATION – Push-fit male ends allow quick, tool-free connection into standard ducts for a reliable airtight seal.
- MULTI-ROOM USE – Ideal for bathrooms, kitchens, utility rooms, and HVAC systems to maintain efficient airflow and prevent reverse draughts.
| Size | 4 Inch |
|---|---|
| Color | White |
| Set Name | Pack of 2 |
| Brand Name | Vent Systems |
| Unit Count | 2.0 Count |
| Item Weight | 0.1 Kilograms |
| Manufacturer | Vent Systems |
| Model Number | LS-AV100-2 |
| Material Type | Plastic |
| Item Dimensions | 3.94 x 3.94 x 2.44 inches |
| Number of Pieces | 2 |
| Included Components | Pack of 2 Male Fit Connectors with Shutters |
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