Butterfly Backdraft Damper (7 Inch) (BD 7)
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Butterfly Backdraft Damper (7 Inch) (BD 7)
Proven design to protect against backdraft in your appliance venting.
Butterfly Backdraft Damper (7 Inch) (BD 7)
Sản phẩm #: 15107871

Butterfly Backdraft Damper (7 Inch) (BD 7)

88% of respondents would recommend this to a friend

Sản phẩm #: 15107871

VND 1617300

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from Hoa Kỳ

Trong kho
Hoa Kỳ Đã nhập từ cửa hàng USA
Đặt hàng ngay bây giờ và nhận hàng vào khoảng Thứ Sáu, Tháng 9 18
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Proven design to protect against backdraft in your appliance venting.
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Note: Step Down Voltage Transformer required for using electronics products of Hoa Kỳ store (110-120). Recommended power converters Mua ngay.

What Stands Out

Efficient Airflow
The butterfly backdraft damper enhances airflow efficiency by preventing backdrafts, ensuring that only desired air circulates within HVAC systems for optimal performance.
Durable Construction
Crafted from high-quality materials, the 7-inch damper guarantees long-lasting durability and reliability under various environmental conditions, reducing the need for frequent replacements.
Easy Installation
Designed for straightforward installation, the BD 7 damper can be quickly mounted in existing ducts, minimizing downtime and allowing for hassle-free upgrades to airflow systems.

Thông tin chi tiết sản phẩm

Shop Butterfly Backdraft Damper (7 Inch) (BD 7) online at a best price in Vietnam. B00BBMPRO0
Brand NameHVAC Express
Number of Items1
Unit Count1 Count
ManufacturerHVAC Express
Manufacturer Part NumberBD 7
Seat Width7 inches (17.8 cm)
Item Weight16 ounces (453.6 grams)
ColorSilver
Material TypeGalvanized Metal
BrandHVAC Express
MaterialGalvanized Metal

Who Should Buy?

Suitable For
  • HVAC Installations

    Ideal for HVAC professionals seeking to prevent backflow in ventilation systems, enhancing system efficiency and indoor air quality.

  • Residential Use

    Perfect for homeowners wanting to improve their ductwork's performance by minimizing unwanted drafts and air leakage.

  • Energy Savers

    Great for environmentally conscious users aiming to reduce energy bills by optimizing airflow and preventing heat loss.

Not Suitable For
  • Large Commercial Use

    Unsuitable for large-scale commercial applications where higher capacity dampers may be necessary for proper airflow management.

MÔ TẢ SẢN PHẨM

Butterfly Backdraft Damper (7 Inch) (BD 7)

Có thắc mắc? Trò chuyện với chúng tôi

Câu hỏi và trả lời của khách hàng

  • câu hỏi: What is a Butterfly Backdraft Damper and how does it work?

    trả lời: A Butterfly Backdraft Damper is a device designed to prevent the reverse flow of air in ventilation systems. It operates using a pivoting blade that opens to allow airflow in the designated direction and closes to block backdrafts. By using this damper, you can maintain efficiency in your HVAC system, ensuring conditioned air doesn’t escape and unwanted air doesn’t enter. It’s especially useful in situations where external air pressure can force unconditioned air back into the system, such as in high-rise buildings or during high winds.
  • câu hỏi: What applications are suitable for the Butterfly Backdraft Damper?

    trả lời: The Butterfly Backdraft Damper is commonly used in residential and commercial HVAC systems, exhaust ducting, and kitchen hoods. Its design makes it ideal for applications where airflow regulation is crucial for maintaining indoor air quality and efficiency. For instance, when installed in a kitchen exhaust system, it prevents outside odors from coming in through the ducts when the system is not in operation, helping to keep your living environment fresh.
  • câu hỏi: What size should I choose for my ventilation system?

    trả lời: Choosing the right size for your Butterfly Backdraft Damper is critical for optimal performance. The BD 7 model has a 7-inch diameter, making it suitable for duct systems with matching specifications. It is essential to measure your existing ductwork and ensure compatibility. Installing a damper that is too small may restrict airflow, while one that is too large may not seal properly, allowing unwanted airflow.
  • câu hỏi: How do I install the Butterfly Backdraft Damper?

    trả lời: Installing the Butterfly Backdraft Damper is straightforward, but it is crucial to follow the manufacturer’s guidelines. Generally, you will need to cut the duct to fit the damper, ensuring a snug and secure installation. Use duct tape or clamps to seal any gaps around the edges to maintain airflow integrity. Proper installation ensures that the damper functions correctly, keeping unwanted air out while allowing essential ventilation.
  • câu hỏi: What materials is the Butterfly Backdraft Damper made from?

    trả lời: The Butterfly Backdraft Damper is typically constructed from durable materials such as galvanized steel or aluminum. These materials are chosen for their strength and resistance to corrosion, ensuring longevity and reliable performance in various environments. The choice of material also plays a role in maintaining air tightness, which is essential for energy efficiency and performance in heating and cooling systems.
  • câu hỏi: Can I use this damper in a high-velocity system?

    trả lời: Yes, the Butterfly Backdraft Damper can be used in high-velocity HVAC systems, provided that the system's pressure specifications match the damper's design. It's advisable to consult with an HVAC professional to ensure compatibility. In high-velocity systems, proper installation is vital to prevent noise and ensure efficient airflow. This damper aids in regulating airflow and pressure, making your ventilation system more efficient.
  • câu hỏi: Is the Butterfly Backdraft Damper suitable for air conditioning systems?

    trả lời: Absolutely, the Butterfly Backdraft Damper is suitable for air conditioning systems as well. It helps to maintain proper airflow and prevents backflow of warmer air into cooled areas, optimizing system efficiency. Installing it in your AC ducts can significantly enhance the performance of your system while extending its lifespan by reducing strain on components caused by inefficiencies.
  • câu hỏi: How can I determine if my damper is functioning correctly?

    trả lời: To determine if your Butterfly Backdraft Damper is functioning correctly, observe the airflow when the system is in operation. The damper should open when air is flowing through and completely seal when airflow stops. Regular maintenance checks can help identify any issues, such as stuck blades or debris accumulation, which may hinder performance. Ensuring proper operation is key to maintaining your HVAC system's efficiency.
  • câu hỏi: Where can I buy the Butterfly Backdraft Damper (7 Inch) (BD 7) in Vietnam?

    trả lời: You can buy the Butterfly Backdraft Damper (7 Inch) (BD 7) from Ubuy in Vietnam. Ubuy offers a range of ventilation solutions, including this specific damper, ensuring you have access to high-quality products tailored to your needs. Their platform provides user-friendly shopping options, making it simple to find and purchase the right equipment for your ventilation requirements.
  • câu hỏi: Is maintenance required for the Butterfly Backdraft Damper?

    trả lời: While the Butterfly Backdraft Damper is designed to be low-maintenance, routine checks are recommended to ensure optimal performance. It’s essential to inspect the damper periodically for any signs of wear, dirt buildup, or blockages that could affect operation. Regular maintenance not only prolongs the life of the damper but also enhances the efficiency of your entire HVAC system by ensuring that it operates under optimal conditions.

HVAC Express Ducting Editorial Review

The Butterfly Backdraft Damper (7 Inch) has garnered positive feedback from customers who appreciate its high-quality Construction and reliable performance. Reviewers have highlighted the solid build of the damper, noting that it functions smoothly and silently. The ability to easily open the damper doors with one's breath and its seamless integration with kitchen exhaust fans are aspects frequently praised. Users particularly favor the product's design, which utilizes gravity to operate the doors instead of relying on a spring mechanism. This design choice, along with the padded flaps that prevent noise, has resulted in a product that effectively blocks backdrafts while being user-friendly. Many customers have reported successful installations, even at elevated positions above exhaust fans, where the damper maintained its performance. In contrast to alternative options available in stores such as Home Depot and Lowe's, which were criticized for their poor quality and ineffective functionality, the Butterfly Backdraft Damper stands out as a superior choice. The fact that it is made in the USA adds to its appeal for those interested in supporting local manufacturing. Overall, customer satisfaction with the Butterfly Backdraft Damper is high, with many praising its durability, effective design, and reliable operation, making it a worthwhile investment for anyone in need of a backdraft solution in their kitchen. **

Customer Reviews & Ratings

1 điểm của khách hàng
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  • 4 sao
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  • 2 sao
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  • 1 sao
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ưu

  • High-quality Construction
  • Smooth and silent operation
  • Easy to open with gentle pushing
  • Gravity-operated design (no springs)
  • Noise-canceling padded flaps
  • Effective at blocking backdrafts
  • Made in the USA

Nhược điểm

  • Installation requires attention to orientation

Platform Trust & Buyer Confidence

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23 July 2026 · via Trustpilot
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VND 1617300

Đặt hàng ngay bây giờ và nhận hàng vào khoảng Thứ Sáu, Tháng 9 18

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Các tính năng và lợi ích

  • Eliminates noise with lightweight blades and foam closure.
  • Easy installation with heavy-duty 26 gauge galvanized metal.
  • Flexible mounting options: vertical or horizontal with one end crimped.
  • Available in sizes ranging from 3 to 24 inches for versatile ducting.
  • Made in the USA with a proven design for maximum efficiency.
  • Enhances your appliance venting system with quiet closure.

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