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The neverest® RK 5 inch Backdraft Shutter is a high-quality ventilation solution designed for 125mm ducts. Made from durable galvanized steel with aluminum flap leaves and stainless steel components, it features a rubber sealing that minimizes noise and prevents cold air ingress. Ideal for both horizontal and vertical installations, this backflow flap ensures efficient airflow control while maintaining a comfortable indoor environment.











| ASIN | B011IUQL3A |
| Best Sellers Rank | #160,000 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #350 in HVAC Ducting |
| Brand | neverest |
| Brand Name | neverest |
| Color | Silver |
| Connector Type | Flange |
| Customer Reviews | 4.5 out of 5 stars 2,062 Reviews |
| Exterior Finish | Aluminum |
| Item Dimensions | 5.12 x 5.12 x 3.74 inches |
| Item Weight | 4.8 ounces |
| Item dimensions L x W x H | 5.12 x 5.12 x 3.74 inches |
| Manufacturer | neverest |
| Manufacturer Part Number | 40545030039031 |
| Manufacturer Warranty Description | 2 years |
| Material | Galvanized Steel |
| Material Type | Galvanized Steel |
| Model Number | 4054503005310 |
| Number of Pieces | 1 |
| Set Name | 5 Inch |
| Size | 5 Inch |
| Thread Size | 5 inch |
| Thread Type | RK |
| Unit Count | 1 Count |
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