---
product_id: 476707631
title: "2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans"
brand: "fviexe"
price: "€ 29.75"
currency: EUR
in_stock: false
url: https://www.desertcart.fr/products/476707631-2pack-8-inch-backdraft-damper-duct-one-way-airflow-ducting
store_origin: FR
region: France
---

# 8" Diameter Easy Installation Galvanized Steel 2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans

**Brand:** fviexe
**Price:** € 29.75
**Availability:** ❌ Out of Stock

## Summary

> 🌬️ Breathe Easy with Precision Control!

## Quick Answers

- **What is this?** 2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans by fviexe
- **How much does it cost?** € 29.75 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/476707631-2pack-8-inch-backdraft-damper-duct-one-way-airflow-ducting)

## Best For

- fviexe enthusiasts

## Why This Product

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

## Key Features

- • **Hassle-Free Setup:** Install in minutes and enjoy optimal airflow instantly!
- • **Robust Construction:** Built to last with galvanized steel and aluminum blades.
- • **Versatile Compatibility:** Perfect for a variety of HVAC applications—residential or commercial.
- • **Whisper-Quiet Operation:** Foam seal ring minimizes noise for a peaceful environment.
- • **Effortless Airflow Control:** Keep your space fresh and free from unwanted drafts!

## Overview

The 2Pack 8 Inch Backdraft Damper Duct is designed for seamless integration into 8-inch ventilation systems, featuring a durable galvanized steel body and aluminum damper blades. Its innovative spring-loaded dampers ensure automatic operation, while the foam seal ring minimizes noise. Ideal for a wide range of HVAC applications, this damper is easy to install and enhances airflow efficiency, making it a must-have for any modern home or business.

## Description

FVIEXE 2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans  Features 1. Designed for insertion into 8 inch ventilation ducts 2. Allow only one-directional airflow, the flap leaves only open in the outflowing air direction 3. Automaticallly Open, help to vent unwanted draft through the ventilaton duct 4. Automaticallly Close, prevent the ingress of cold or warm air and wind from entering through the ventilation duct  Specifications Size: 8 inch Color: Silver Material: Galvanized Steel, Aluminum, Stainless Steel  Package Included 2 x Backdraft Damper  Warm Tips 1. Due to different monitors, the color of the objects in the picture may be slightly different from the actual object. 2. There may be slight errors in measuring dimensions by hand, please understand.  After-Sales Service If you need this product, you might as well try it. If you have any dissatisfaction or question about this product, you can contact us. We guarantee to provide you with a full solution within 24 hours and a full refund.

## Features

- Duct Valve for 8-Inch Duct: Back draught valves measures 19.5cm/7.7inch in Diameter, 8.7cm/3.4inch in length, designed for insertion into 8 inch ventilation ducts which are flexible or non flexible, NOT FOR plastic ducts
- Solid Constrution: 8 inch backdraft damper features a Galvanized Steel Body with Aluminum Damper Blades and Stainless Steel Spring-Loaded Dampers, great to improve ventilation by preventing air from re-circulating when the fans are not in use
- Unique Design: Spring-Loaded Dampers, ensure duct damper open and close automatically at low air volumes; Foam Seal Ring, can prevent lond rattling when the flap blades open or close and provides extra air tightness; Raised Outer Ring, Perfect fit 8inch pipe
- Easy Installation: Just insert the backflow flap into the ventilation pipe as far as it will go, and you can finish installation. Note: To be opened and closed optimally, the position of the spring should be consistent when the flap is installed horizontally. Also applies to the vertical installation
- Wide Range of Usages: Duct insert backdraft damper is perfect to use in air conditioners (AC), range hoods, heating ducts, exhaust fans, dryer vents, extractors, bathroom fans, blower fans, attic fans and other residential, commercial and industrial HVAC applications

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | FVIEXE |
| Item Weight | 1.28 pounds |
| Package Dimensions | 15.91 x 10.55 x 4.06 inches |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans - Image 1](https://m.media-amazon.com/images/I/61fQNdoWalL.jpg)
![2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans - Image 2](https://m.media-amazon.com/images/I/61VAUNg9gbL.jpg)
![2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans - Image 3](https://m.media-amazon.com/images/I/71vwD-OnvrL.jpg)
![2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans - Image 4](https://m.media-amazon.com/images/I/71EXCVeErIL.jpg)
![2Pack 8 Inch Backdraft Damper Duct, One-Way Airflow Ducting Insert, Backdraft Shutter Damper Connector Duct for 8 Inch Ducting in Range Hoods and Bathrooms Fans - Image 5](https://m.media-amazon.com/images/I/71pGLxERHSL.jpg)

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-02-25*