---
product_id: 373553233
title: "AC Infinity 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: "₱5530"
currency: PHP
in_stock: true
reviews_count: 6
category: "Ac Infinity"
url: https://www.desertcart.ph/products/373553233-ac-infinity-6-backdraft-damper-one-way-airflow-ducting-insert
store_origin: PH
region: Philippines
---

# spring-loaded blades for minimal airflow resistance 6-inch duct fit airtight rubber gasket seal AC Infinity 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:** ₱5530
**Availability:** ✅ In Stock

## Summary

> 💨 Stop drafts, start fresh airflow — your ducts deserve the upgrade!

## Quick Answers

- **What is this?** AC Infinity 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?** ₱5530 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/373553233-ac-infinity-6-backdraft-damper-one-way-airflow-ducting-insert)

## 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

- • **Versatile Mounting:** Mount horizontally or vertically to suit any ducting layout without compromising performance.
- • **Precision 6-Inch Fit:** Seamlessly integrates with standard 6” ducting for hassle-free installation.
- • **Airtight Rubber Gaskets:** Dual gasket rings ensure a secure, draft-proof seal that locks out debris and cold air.
- • **Durable Galvanized Steel Body:** Powder-coated steel construction guarantees long-lasting strength and corrosion resistance.
- • **Spring-Loaded Aluminum Blades:** Ultra-responsive blades open with minimal airflow, maximizing ventilation efficiency.

## Overview

The AC Infinity 6" Backdraft Damper is a robust ventilation accessory designed for 6-inch duct systems in range hoods, bathroom fans, and HVAC setups. Featuring a galvanized steel body with powder coat finish, airtight rubber gaskets, and spring-loaded aluminum blades, it prevents backflow and debris intrusion while ensuring smooth, minimal-resistance airflow. Its versatile horizontal or vertical mounting and durable construction make it a must-have for efficient, draft-free ventilation.

## 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 |
| Best Sellers Rank | #21,676 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #26 in Bathroom Fans |
| Brand Name | AC Infinity |
| Color | black |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,872) |
| Customer reviews | 4.5 4.5 out of 5 stars (1,872) |
| Date First Available  | 1 March 2020 |
| Global Trade Identification Number | 00819137021310 |
| Included Components | Backdraft Damper |
| Item Dimensions | 13 x 14.7 x 5.8 centimeters |
| Item Weight | 1.32 Pounds |
| Item model number  | AC-BDD6-B |
| Manufacturer | AC Infinity |
| Manufacturer  | AC Infinity |
| Manufacturer Part Number | AC-BDD6-B |
| Material Type | Alloy Steel, Aluminum |
| Model Number | AC-BDD6-B |
| Product Dimensions  | 13 x 14.7 x 5.78 cm; 598.74 g |
| Size | 6 Inch |
| UPC | 819137021310 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** AC Infinity
- **Colour:** black
- **Item dimensions L x W x H:** 13 x 14.7 x 5.8 centimeters
- **Material:** Alloy Steel, Aluminum
- **Size:** 6 Inch

## Images

![AC Infinity 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)
![AC Infinity 6" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans - Image 2](https://m.media-amazon.com/images/I/51e9CJ85yIL.jpg)
![AC Infinity 6" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans - Image 3](https://m.media-amazon.com/images/I/51z58L5SNxL.jpg)
![AC Infinity 6" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 6” Ducting in Range Hoods and Bathrooms Fans - Image 4](https://m.media-amazon.com/images/I/51EbBrYVTqL.jpg)

## 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 S***E on 8 April 2026*

The AC Infinity products I’ve been getting all seen to be superior quality pieces (fan, collars, dampers). Couldn’t be happier. Shutters open easily but close solidly when there’s no air flow. Thank you a great product at a fair price!

## 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
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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-04-23*