







💨 Keep your airflow flawless and your home energy-smart!
The 4-Inch Backdraft Damper Shutter is a high-quality inline spring-loaded valve designed for dryer ducts and HVAC systems. Crafted from galvanized steel, aluminum, and stainless steel, it ensures durable, one-way airflow control that prevents backdrafts and energy waste. Its noise-reducing seals and easy installation make it an essential upgrade for modern homes, backed by a 24-month warranty for peace of mind.
| Manufacturer | FRESH SPEED |
| Part Number | 752349625313 |
| Item Weight | 3.52 ounces |
| Package Dimensions | 4.21 x 4.17 x 2.44 inches |
| Item model number | 752349625313 |
| Size | 4-Inch 100mm |
| Batteries Included? | No |
| Batteries Required? | No |
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2 weeks ago
2 weeks ago