- Home Page /
- Tools & Home Improvement /
- Building Supplies /
- HVAC /
- Ducting /
- AC Infinity 150mm Backdraft Damper, One-Way A...
0 ratings
Item #:
20702284
AC Infinity 150mm Backdraft Damper, One-Way Airflow Ducting Insert | With Spring-Loaded Folding Blades for 6 Ducting in Range Hoods and Bathrooms Fans
3 Sustainability Highlights
Item #:
20702284
AUD 49
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Thursday, August 20
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
An antidraft duct insert designed for use with range hoods, bathroom fans, and other home HVAC applications.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
One-Way Airflow
Prevents backflow of air, ensuring efficient ventilation in range hoods and bathroom fans while maintaining optimal indoor air quality.
Spring-Loaded Blades
Features spring-loaded folding blades that open and close seamlessly, allowing for smooth operation and enhanced energy efficiency during use.
Easy Installation
Designed for straightforward integration into 6" ducting systems, making installation hassle-free for both DIY enthusiasts and professionals.
Product Details
- 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
| Brand Name | AC Infinity |
| Model Number | AC-BDD6-B |
| Number of Packs | 1 |
| Global Trade Identification Number | 00819137021310 |
| Manufacturer | AC Infinity |
| Unit Count | 1 Count |
| UPC | 819137021310 |
| Included Components | Backdraft Damper |
| Manufacturer Part Number | AC-BDD6-B |
| Size | 6 Inch (15.2 cm) |
| Item Dimensions | 5.12 x 5.79 x 2.28 inches (13 x 14.7 x 5.8 cm) |
| Item Weight | 1.3 pounds (590 grams) |
| Connector Type | AC Power Plug |
| Material Type | Alloy Steel, Aluminum |
| Color | Black |
| Material | Alloy Steel, Aluminum |
| Brand | AC Infinity |
| Item dimensions L x W x H | 5.12 x 5.79 x 2.28 inches (13 x 14.7 x 5.8 cm) |
Who Should Buy?
-
Homeowners
Ideal for homeowners looking to prevent backdraft and maintain efficiency in range hoods and bathroom fans.
-
Contractors
Useful for contractors installing ducting systems as it ensures proper airflow management in residential settings.
-
DIY Enthusiasts
Great for DIY enthusiasts who want to improve ventilation systems by easily installing backdraft dampers themselves.
-
Large Duct Systems
Not suitable for large duct systems where more robust solutions for airflow control may be necessary.
Product Description
Sustainability Highlights
This product has sustainability features recognized by trusted certifications.
Recycled materials
Contains at least 50% recycled material. As certified by
Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements. The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly. Learn more about this certification
- Certification Body
- Intertek
- Certification Number
- TE-00346089
Safer chemicals
Made with chemicals safer for human health and the environment. As certified by
Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements. The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly. Learn more about this certification
- Certification Body
- Intertek
- Certification Number
- TE-00346089
Worker well-being
Manufactured on farms or in facilities that protect the rights and/or health of workers. As certified by
Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements. The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly. Learn more about this certification
- Certification Body
- Intertek
- Certification Number
- TE-00346089
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the purpose of the AC Infinity 4 Backdraft Damper?
Answer: The AC Infinity 4 Backdraft Damper is designed to prevent unwanted backdrafts in ducting systems. It features spring-loaded folding blades that open when air flows in the intended direction, allowing for proper ventilation, while closing automatically to block air from reversing. This is particularly useful in range hoods and bathroom fans, ensuring that bad odors, moisture, and external air are kept out, contributing to better indoor air quality. -
Question:
How does the AC Infinity Backdraft Damper work?
Answer: This damper uses a simple yet effective mechanism involving spring-loaded blades that respond to airflow. When air flows through the duct, the blades open to let the air pass, and when the airflow stops or reverses, the blades close to prevent backdraft. This action helps maintain ventilation efficiency and is ideal for applications in range hoods and bathrooms, where keeping outdoor air out is essential for comfort and hygiene. -
Question:
Can the AC Infinity Backdraft Damper be installed in any duct size?
Answer: The AC Infinity Backdraft Damper is specifically designed for 4-inch ducting systems. It is not suitable for larger or smaller ducts, as the fit would be compromised leading to inefficiency. Ensure your ducting size matches the 4-inch specification for optimal performance. This compatibility makes it ideal for standard range hoods and bathroom ventilation systems where such ducting is commonly used. -
Question:
Is the AC Infinity Backdraft Damper suitable for use in HVAC systems?
Answer: The AC Infinity Backdraft Damper is primarily intended for non-pressurized ducting systems like those found in range hoods and bathroom fans. While it may work in some HVAC setups, it's best used in systems where air needs to flow in one direction only, thus preventing backdraft and protecting your home’s air quality. Consider it primarily for applications where air directionality is critical. -
Question:
How do I clean the AC Infinity Backdraft Damper?
Answer: Cleaning the AC Infinity Backdraft Damper is straightforward. Simply remove it from the ducting, and clean the blades and the interior with a damp cloth to remove dust and debris. Regular cleaning helps maintain efficient airflow and prevents clogging. This is especially important in kitchen applications, where grease can accumulate, thus ensuring peak performance and longevity of the damper. -
Question:
What materials are used in the construction of the AC Infinity Backdraft Damper?
Answer: The AC Infinity Backdraft Damper is constructed from durable high-quality plastic that offers longevity while maintaining lightweight properties. The design ensures that it can withstand frequent operation without warping or degrading. This robust construction contributes to its effective spring-loaded mechanism, making it an excellent choice for managing airflow in a variety of residential ventilation systems. -
Question:
Can I use multiple AC Infinity Backdraft Dampers in one system?
Answer: Yes, you can use multiple AC Infinity Backdraft Dampers in larger ducting systems or in separate branches of your ventilation setup. This allows for targeted control of airflow in different areas of your home. For example, if you have multiple bathrooms or a range hood with extensive ductwork, using several dampers can enhance performance by preventing backdraft more effectively across all sections. -
Question:
Does the AC Infinity Backdraft Damper make noise during operation?
Answer: The AC Infinity Backdraft Damper is designed to operate quietly. The spring-loaded blades open and close smoothly without generating significant noise. This quiet operation is particularly important in residential settings, where excessive noise from ventilation systems can be disruptive. You'll appreciate the peace it provides while ensuring proper ventilation without irritating sounds. -
Question:
What applications are best suited for the AC Infinity Backdraft Damper?
Answer: The AC Infinity Backdraft Damper is ideally suited for applications in range hoods and bathroom fans. It ensures that unwanted air and moisture are kept out, improving ventilation efficiency and indoor air quality. Additionally, it can be used in other similar ducting environments where controlling airflow direction is crucial, making it a versatile tool for home ventilation needs. -
Question:
Where can I buy AC Infinity 4 Backdraft Damper, One-Way Airflow Ducting Insert?
Answer: You can buy the AC Infinity 4 Backdraft Damper from Ubuy. They offer a convenient online shopping experience with a wide range of products, including ventilation solutions like this damper, making it easy to find what you need for your home projects.
AC Infinity Ducting AC-BDD6-B Editorial Review
The AC Infinity 6" Backdraft Damper is a ducting insert designed for use with range hoods and bathroom fans. It features spring-loaded folding blades that allow for one-way airflow, preventing backdrafts. The damper can be used on both the intake and exhaust side of the fan, providing versatility in setup options. The damper is made with durable materials and is easy to install. It does not require any cutting of the duct, fitting inside the 6" rigid round duct. However, it is recommended to use tape instead of clamps when securing the damper to the duct to avoid crumpling. In terms of performance, the damper is not completely airtight, and some heat or cold may radiate through the metal flaps. Some reviewers have also mentioned that the springs holding the flaps shut are not strong enough, leading to the flaps opening easily. As a result, the damper may not effectively block the backdraft of air, allowing bugs or outside elements to enter. Overall, the AC Infinity 6" Backdraft Damper has received mixed reviews. While it is well-built and durable, there are concerns about its performance and effectiveness in preventing backdrafts. It may not be suitable for applications where an airtight seal is required.
Customer Reviews & Ratings
2035 customers ratings
-
5 Star
78%
-
4 Star
12%
-
3 Star
4%
-
2 Star
2%
-
1 Star
4%
Review this product
Share your thoughts with other customers
Pros
- Durable and well-built housing
- Easy installation
- Versatile, can be used on both intake and exhaust side
Cons
- Flimsy damper mechanism with weak springs
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
AUD 49
Order now and get it around Thursday, August 20
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Prevents backflow and debris in your ducting system.
- Features airtight rubber gaskets for an excellent tight seal.
- Durable galvanized steel construction ensures long-lasting use.
- Spring-loaded aluminum blades operate with minimal airflow.
- Perfectly fits standard 4-inch duct openings.
- Versatile mounting options – can be installed horizontally or vertically.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.