---
product_id: 49853582
title: "Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch)"
brand: "revitalizaire"
price: "HK$40"
currency: HKD
in_stock: false
url: https://www.desertcart.hk/products/49853582-heavy-duty-spring-loaded-backdraft-damper-install-in-any-orientation
store_origin: HK
region: Hong Kong
---

# spring-loaded multi-orientation double-lipped EPDM seal 4-inch precision fit Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch)

**Brand:** revitalizaire
**Price:** HK$40
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Seal the deal with effortless, flexible airflow control!

## Quick Answers

- **What is this?** Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch) by revitalizaire
- **How much does it cost?** HK$40 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/49853582-heavy-duty-spring-loaded-backdraft-damper-install-in-any-orientation)

## Best For

- revitalizaire enthusiasts

## Why This Product

- Trusted revitalizaire brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Install It Your Way:** Thick spring mechanism allows installation in any orientation—no compromises on performance or flexibility.
- • **Lightweight Yet Heavy-Duty:** At just 11.2 ounces, this damper combines durability with easy handling and installation.
- • **Built to Last in Any Climate:** Galvanized steel casing and aluminum blades resist corrosion and wear, perfect for all environments.
- • **Precision Engineering for Zero Gaps:** Strict quality control guarantees a flawless seal, preventing backdrafts and energy loss.
- • **Effortless, Sealant-Free Installation:** Double-lipped EPDM rubber seals ensure a tight, leak-proof fit without messy sealants or solvents.

## Overview

The Heavy-Duty Spring-Loaded Backdraft Damper by Revitalizaire features a 4-inch galvanized steel casing, aluminum blades, and double-lipped EPDM rubber seals for a secure, sealant-free installation. Its robust spring design supports installation in any orientation, ensuring reliable backdraft prevention across all climates. Lightweight yet durable, this damper is engineered for precision and longevity.

## Description

Full description not available

## Features

- Double-lipped EPDM rubber seal facilitates easy install without the need for sealants while maintaining a tight seal. Can be twisted and adjusted after installation.
- Thick spring allows unit to be installed in any orientation.
- Strict quality control ensures no gaps.
- Suitable for all climates.
- Constructed with durable galvanized steel. Damper blades made from aluminum.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Revitalizaire |
| Part Number | BDD04 |
| Item Weight | 11.2 ounces |
| Item model number | BDD04 |
| Is Discontinued By Manufacturer | No |
| Size | 4 Inch |
| Material | Galvanized Steel |
| Item Package Quantity | 1 |
| Cutting Diameter | 4 Inches |
| Batteries Included? | No |
| Batteries Required? | No |
| Assembled Diameter | 4 Inches |

## Product Details

- **Brand:** Revitalizaire
- **Vehicle Service Type:** Truck
- **Exterior Finish:** Black
- **Material:** Galvanized Steel
- **UPC:** 712038819713

## Images

![Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch) - Image 1](https://m.media-amazon.com/images/I/71SMl949AUL.jpg)
![Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch) - Image 2](https://m.media-amazon.com/images/I/81MY2HscphL.jpg)
![Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch) - Image 3](https://m.media-amazon.com/images/I/71zUGMJVeAL.jpg)
![Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch) - Image 4](https://m.media-amazon.com/images/I/71-oEyNaAvL.jpg)
![Heavy-Duty Spring-Loaded Backdraft Damper. Install in Any Orientation Without Sealants or Solvents. Galvanized Steel Casing, Aluminum Blades and EPDM Rubber Seals. (4 Inch) - Image 5](https://m.media-amazon.com/images/I/71UtFKo4fBL.jpg)

## Available Options

This product comes in different **Size Name** options.

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**Shop now:** [https://www.desertcart.hk/products/49853582-heavy-duty-spring-loaded-backdraft-damper-install-in-any-orientation](https://www.desertcart.hk/products/49853582-heavy-duty-spring-loaded-backdraft-damper-install-in-any-orientation)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-27*