---
product_id: 373553233
title: "6\" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans"
brand: "ac infinity"
price: "R1165"
currency: ZAR
in_stock: true
reviews_count: 6
category: "Ac Infinity"
url: https://www.desertcart.co.za/products/373553233-6-backdraft-damper-one-way-airflow-ducting-insert-with-spring
store_origin: ZA
region: South Africa
---

# Spring-loaded aluminum blades for effortless airflow Versatile horizontal/vertical mounting Galvanized steel body for durability 6" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans

**Brand:** ac infinity
**Price:** R1165
**Availability:** ✅ In Stock

## Summary

> 🌀 Stop drafts, start fresh — airflow perfected.

## Quick Answers

- **What is this?** 6" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans by ac infinity
- **How much does it cost?** R1165 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/373553233-6-backdraft-damper-one-way-airflow-ducting-insert-with-spring)

## Best For

- ac infinity enthusiasts

## Why This Product

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

## Key Features

- • **Silent Yet Powerful:** Operates quietly at 59 decibels, maintaining peace while optimizing air quality.
- • **Flexible Installation:** Mounts horizontally or vertically to fit your unique ducting setup—no compromises.
- • **Sleek & Modern Finish:** Powder-coated black finish blends seamlessly with contemporary HVAC systems.
- • **Effortless Airflow Control:** Spring-loaded aluminum blades open with minimal airflow, ensuring efficient ventilation without resistance.
- • **Built to Last, Designed to Seal:** Heavy-duty galvanized steel frame with airtight rubber gaskets locks out drafts and debris.

## Overview

The AC Infinity 6" Backdraft Damper is a premium one-way airflow duct insert engineered for 6-inch ducting in range hoods, bathroom fans, and HVAC systems. Featuring a galvanized steel body with airtight rubber gaskets and spring-loaded aluminum blades, it prevents backflow and debris intrusion while enabling smooth, quiet ventilation. Its versatile horizontal or vertical mounting and powder-coated finish make it a durable, stylish upgrade for any modern home ventilation setup.

## Description

An antidraft duct insert designed for use with range hoods, bathroom fans and other home HVAC applications. Features outer rubber gaskets that create an airtight seal and grip between the damper and ducts. Mounts horizontally or vertically to prevent backflow and debris from entering ducting. Galvanized steel body with spring-loaded aluminum damper blades that open with minimal airflow. Fit for 6 in. Duct Openings | Product Length: 5.03 inches | Finish: Powder Coat Product Description A ventilation ducting tool designed for insertion into 6” ducting to prevent cold drafts and debris from flowing into ventilation systems. Built to be embedded in ducts, the backdraft damper is made of sturdy galvanized steel and features two rings of outer rubber gaskets. This enables it to grip your ducting with an airtight seal in either a horizontal or vertical orientation. The butterfly damper blades are made of aluminum and are equipped with a light spring that folds with minimal airflow. Applications The spring-loaded antidraft damper is built for heavy-duty performance in applications like overhead range hoods in kitchens, bathroom fans and tumble dryers. It can be fully or partially inserted into your duct work using the rubber rings to hold itself in place. Other one-way airflow uses include keep pilot lights burning in water heaters and keeping debris from entering inline duct fans in grow tents. Product Identification Manufacturer AC Infinity Inc. Product Name Backdraft Damper, 6" Product Model AC-BDD6-B UPC Code 819137021310 Product and Mounting Dimensions Duct Opening Size 6" Product Length 5.03 in. (12.8 cm) Product Performance and Technical Specs Whole Body Material Steel Shutter Material Aluminum Color Black Finish Powder Coat

Review: Amazing product - Amazing
Review: Very solid unit. Walls are easily 2-3x thicker than the cheap ebay one I had before. Great design and quality.

## Features

- An antidraft duct insert designed for use with range hoods, bathroom fans and other home HVAC applications.
- Features outer rubber gaskets that create an airtight seal and grip between the damper and ducts.
- Mounts horizontally or vertically to prevent backflow and debris from entering ducting.
- Galvanized steel body with spring-loaded aluminum damper blades that open with minimal airflow.
- Fit for 6 in. Duct Openings | Product Length: 5.03 inches | Finish: Powder Coat

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0842XLY96 |
| ASIN  | B0842XLY96 |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #14,614 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2 in HVAC Controls |
| Blade Length | 6 Inches |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,919) |
| Customer reviews | 4.6 4.6 out of 5 stars (1,919) |
| Date First Available | 1 March 2020 |
| Date First Available  | 1 March 2020 |
| Finish | Powder Coated |
| Included components | Backdraft Damper |
| Installation Method | Versatile (horizontal or vertical mount) |
| Item Package Quantity | 1 |
| Item Weight | 599 g |
| Item model number | AC-BDD6-B |
| Item model number  | AC-BDD6-B |
| Manufacturer | AC Infinity |
| Manufacturer  | AC Infinity |
| Material | Alloy Steel, Aluminum |
| Noise Level | 59 Decibels |
| Part number | AC-BDD6-B |
| Plug Profile | Versatile (horizontal or vertical mount) |
| Power source type | Corded Electric |
| Product Dimensions | 13 x 14.7 x 5.78 cm; 598.74 g |
| Product Dimensions  | 13 x 14.7 x 5.78 cm; 598.74 g |
| Size | 6 Inch |
| Special Features | Galvanized steel body with spring-loaded aluminum damper blades |
| Specification met | Meets Industry Standards |
| Style | Modern |
| Switch Style | Pull Chain |
| Wattage | 5 watts |

## Product Details

- **Brand:** AC Infinity
- **Colour:** Black
- **Electric fan design:** Exhaust Fan
- **Mounting type:** Versatile (horizontal or vertical mount)
- **Power source:** Corded Electric
- **Product dimensions:** 13D x 14.7W x 5.8H centimeters
- **Recommended uses for product:** Exhausting
- **Room type:** Bathroom
- **Special features:** Galvanized steel body with spring-loaded aluminum damper blades
- **Style:** Modern

## Images

![6" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans - Image 1](https://m.media-amazon.com/images/I/51ML+386kaL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Amazing product
*by J***M on 15 August 2025*

Amazing

### ⭐⭐⭐⭐⭐ Review
*by C***O on 7 December 2024*

Very solid unit. Walls are easily 2-3x thicker than the cheap ebay one I had before. Great design and quality.

### ⭐ Review
*by T***E on 21 December 2025*

Das größte Außenmaß ist 206mm nicht 200mm. Die Klappen schlagen hart an und sind ungedämpft. Schöne Optik, aber mehr sicher nicht

## Frequently Bought Together

- AC Infinity 6" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans
- AC Infinity Flexible 6-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust
- AC Infinity Noise Reduction Clamp 6-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC

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**Shop now:** [https://www.desertcart.co.za/products/373553233-6-backdraft-damper-one-way-airflow-ducting-insert-with-spring](https://www.desertcart.co.za/products/373553233-6-backdraft-damper-one-way-airflow-ducting-insert-with-spring)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-20*