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4 Inch Backdraft Damper, 2PCS Inline Springs Loaded Backflow Preventer Backflow Shutter, One-Way Airflow Ducting Insert for 4”Ducting in Range Hoods and Bathrooms Fans
4.6 (45 items)
Limited Time SaleUntil the end
06
06
18
$54.00 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
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New $90.00
Product details
| Management number | 213616070 | Release Date | 2026/04/12 | List Price | $36.00 | Model Number | 213616070 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Size of Backdraft Damper - 4 inch/ 100mm in diameter, 3.5inch/ 88mm in length, 0.5MM/0.02 inch in thickness, 2 in package. Please confirm the size before purchase.
- Durable & Premium - 4 backdraft damper is made of galvanized steel and the dryer vent valve flaps are made of aluminium the butterfly damper axis and spring are made of stainless steel.
- Preventing Unwanted Drafts - 4inch backdraft damper opens and closes automatically to prevent backflow and debris from entering ducting.
- Application Scenarios - 4 backdraft damper fit for 4" Duct Openings. Backdraft damper 4 inch designed for use with range hoods, bathroom fans and other home HVAC applications. Not for use in plastic ducts.
- Easy to Installation - The 4 inch duct damper is installed by pushing it into the ventilation pipe as far as it will go. The position of the spring should be horizontal when the flap is installed horizontally so that it can be opened and closed optimally. This also applies to the vertical installation.
| UPC | 696629987305 |
|---|---|
| Color | silver |
| Style | Modern |
| Material | Stainless Steel |
| Room Type | Bathroom |
| Brand Name | YOUNTHYE |
| Model Name | 4 Inch Backdraft Damper |
| Unit Count | 2.0 Count |
| Finish Type | Metallic |
| Is Electric | No |
| Item Weight | 0.28 Kilograms |
| Model Number | WENCHENG-4ID |
| Power Source | Battery Powered |
| Mounting Type | Flush Mount |
| Blade Material | Plastic |
| Control Method | Touch |
| Item Type Name | 4 Inch Backdraft Damper |
| Controller Type | Button Control |
| Number of Blades | 2 |
| Electric Fan Design | Exhaust Fan |
| Included Components | 2 x 4 Inch Backdraft Damper |
| Is Product Cordless | No |
| Indoor Outdoor Usage | Indoor |
| Recommended Uses For Product | Ventilating |
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