# Unbranded 4 in. Steel Backdraft Damper

**SKU:** BD-4
**Price:** $11.51 · in stock
**URL:** https://shop.coreranger.com/product/unbranded-4-in-steel-backdraft-damper-302203278

## Specifications

| Spec | Value |
|---|---|
| Gauge | 16 |
| Model # | BD-4 |
| Material | Galvanized Steel |
| Duct Type | 4" Round |
| Internet # | 302203278 |
| Returnable | 2-Day |
| Store SKU # | 1002551445 |
| Product Depth (in.) | 6 in |
| Product Width (in.) | 4 in |
| Product Length (in.) | 6 in |
| Certifications and Listings | No Certifications or Listings |

## Description

Backdraft dampers with galvanized steel collar and lightweight aluminum damper blades. Spring loaded for positive closure against interior gasket. 4 in spring loaded back draft damper. Galvanized steel collar. Aluminum damper blades. Rubber gaskets for tight seal.

• 4 in. spring-loaded damper is ideal for back drafting
• Rubber gaskets ensure a hermetic seal
• Galvanized steel collar ensures durable performance