4 Inch Backdraft Damper Back Draft Vent Duct Shutter Blocker, Backflow Ducting Insert One-Way Airflow Preventer with Inline Springs Loaded Folding Blades, HVAC Extractor Range Fan Hood Deflector
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4 Inch Backdraft Damper Back Draft Vent Duct Shutter Blocker, Backflow Ducting Insert One-Way Airflow Preventer with Inline Springs Loaded Folding Blades, HVAC Extractor Range Fan Hood Deflector
The backdraft damper is equipped with smooth-running springs and a rubber gasket for an airtight seal, ensuring optimal airflow control and preventing cold air or wind from entering the duct.
4 Inch Backdraft Damper Back Draft Vent Duct Shutter Blocker, Backflow Ducting Insert One-Way Airflow Preventer with Inline Springs Loaded Folding Blades, HVAC Extractor Range Fan Hood Deflector
Položka č.: 50790490

4 Inch Backdraft Damper Back Draft Vent Duct Shutter Blocker, Backflow Ducting Insert One-Way Airflow Preventer with Inline Springs Loaded Folding

Položka č.: 50790490

CZK 421

Price Details

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

*All items will import from USA

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Objednejte nyní a položka bude u vás okolo Monday, červenec 13
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The backdraft damper is equipped with smooth-running springs and a rubber gasket for an airtight seal, ensuring optimal airflow control and preventing cold air or wind from entering the duct.
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Note: Step Down Voltage Transformer required for using electronics products of USA store (110-120). Recommended power converters Koupit teď.

What Stands Out

One-Way Airflow
Designed to allow airflow in one direction, preventing backdraft and ensuring optimal ventilation efficiency in HVAC systems.
Inline Spring Blades
Equipped with spring-loaded folding blades, providing reliable operation and preventing unwanted airflow while enhancing energy efficiency.
Compact Design
Measuring just 4 inches, this damper fits seamlessly into various duct systems, making it a versatile choice for different HVAC applications.

Detaily produktu

Shop 4 Inch Backdraft Damper Back Draft Vent Duct Shutter Blocker, Backflow Ducting Insert One-Way Airflow Preventer with Inline Springs Loaded Folding Blades, HVAC Extractor Range Fan Hood Deflector online at a best price in Czech Republic. B09R1G5T3N
Item Weight1 lbs (450 grams)

Who Should Buy?

Suitable For
  • Homeowners

    Ideal for homeowners seeking to prevent unwanted air flow in their ventilation systems, improving indoor air quality.

  • HVAC Professionals

    Perfect for HVAC technicians needing effective solutions for controlling air flow in duct systems during installation or repair.

  • DIY Enthusiasts

    Great for DIYers who want to enhance their ventilation systems with an easy-to-install solution for backdraft prevention.

Not Suitable For
  • Industrial Applications

    Not suitable for industrial setups that require heavy-duty dampers with higher airflow capacity and strength.

  • High Humidity Areas

    May not perform well in high humidity environments where moisture accumulation could impair operation and longevity.

  • Large Ventilation Needs

    Not recommended for larger ventilation systems that exceed the 4-inch size limitation, compromising airflow effectiveness.

POPIS PRODUKTU

4 Inch Backdraft Damper Back Draft Vent Duct Shutter Blocker, Backflow Ducting Insert One-Way Airflow Preventer with Inline Springs Loaded Folding Blades, HVAC Extractor Range Fan Hood Deflector

Máte nějaký dotaz? Napi

Otázky a odpovědi zákazníků

  • otázka: What is a backdraft damper and how does it work?

    Odpovědět: A backdraft damper is a ventilation accessory designed to prevent unwanted airflow in ducting systems. It works by utilizing hinged flaps that open to allow air to flow in one direction and close to block airflow in the opposite direction. This mechanism is crucial for maintaining efficiency in HVAC systems by ensuring that conditioned air doesn’t escape while preventing external air from entering through the ducts.
  • otázka: What applications is the 4-inch backdraft damper suitable for?

    Odpovědět: The 4-inch backdraft damper is versatile and can be used in a variety of applications including bathroom exhaust systems, kitchen vents, and heating or cooling ductwork. It’s particularly useful in residential and commercial settings where air balance is essential. By installing this damper, you can enhance the performance of your ventilation system, ensuring that it operates effectively while minimizing drafts and odors.
  • otázka: How do I install the backdraft damper?

    Odpovědět: Installing the backdraft damper is straightforward. First, determine the appropriate location within your duct system where airflow needs to be controlled. Cut the duct if necessary, ensuring clean edges. Then, insert the damper into the duct and secure it using screws or duct tape. It's advisable to follow any specific manufacturer instructions for optimal placement and secure fitting. Proper installation can improve the efficiency and performance of your HVAC system.
  • otázka: Is the damper made of durable materials?

    Odpovědět: Yes, the 4-inch backdraft damper is typically made from high-quality materials such as galvanized steel or durable plastics. These materials are designed to withstand damp environments and are resistant to corrosion or wear over time. This durability ensures that the damper can effectively perform its role in preventing backflow while being reliable over an extended period, enhancing the overall longevity of your ventilation system.
  • otázka: Can the damper be used in both indoor and outdoor applications?

    Odpovědět: The 4-inch backdraft damper is primarily designed for indoor applications, such as within ductwork and exhaust systems. While certain models can be used in outdoor settings, it’s important to verify if the specific damper is suited for such use. Outdoor applications might require additional installation measures to protect against the elements. Always consult the product specifications to identify the most appropriate applications.
  • otázka: Does the backdraft damper require any maintenance?

    Odpovědět: Generally, the 4-inch backdraft damper requires minimal maintenance. Regular checks to ensure that the flaps are free of obstructions and close completely can help maintain optimal performance. Cleaning dust or debris from the damper can also enhance its efficiency. Scheduling periodic inspections, especially during seasons of heavy use, ensures any potential issues can be addressed promptly, keeping your ventilation system running smoothly.
  • otázka: Will the damper affect the airflow in my ventilation system?

    Odpovědět: Yes, the backdraft damper is specifically designed to affect airflow positively. It allows air to flow in the intended direction while blocking reverse airflow that can lead to energy losses. By incorporating this damper, you can effectively regulate air exchange in your space, ensuring that your HVAC system does not have to work harder than necessary, thereby saving energy and maintaining comfort.
  • otázka: What features make this damper efficient?

    Odpovědět: The 4-inch backdraft damper features inline spring-loaded folding flaps that respond quickly to airflow changes, allowing for smooth operation. This design minimizes noise and maximizes sealing to prevent backflow. Additionally, its compact size makes it easy to integrate into existing duct systems without significant alterations. Such features contribute to the efficient functioning of your HVAC system, improving overall air quality by preventing unwanted air ingress.
  • otázka: Where can I buy a 4 Inch Backdraft Damper in Czech Republic?

    Odpovědět: You can buy the 4 Inch Backdraft Damper from Ubuy in Czech Republic. Ubuy offers a wide selection of HVAC products, including backdraft dampers, along with convenient ordering processes and options for quick access to high-quality ventilation solutions tailored to your needs.
  • otázka: What are the benefits of using a backflow ducting insert?

    Odpovědět: Using a backflow ducting insert like the 4-inch backdraft damper provides several benefits. Primarily, it prevents reverse airflow, which can compromise indoor air quality by allowing outdoor pollutants, odors, and pests to enter. Moreover, it enhances energy efficiency by reducing heat loss during winter and preventing unwanted heat gain in summer. This means your HVAC system will operate more effectively, providing a comfortable environment all year round.

Miuwauer Ducting Editorial Review

The 4 Inch Backdraft Damper is a product designed to prevent cold air from entering a house through a vent or hood. While some customers say it is a waste of money, others found it to be a great solution to their problem. One customer found that it was not the right fit for their dryer exhaust line, and another found that the springs and wings were flimsy. However, a majority of customers were happy with the quality and design of the damper, noting that it had a great seal and didn't obstruct airflow. Overall, the 4 Inch Backdraft Damper is a reasonably priced product that does what it is supposed to do. While some improvements could be made to the design, it is a good option for those looking for a solution to cold air leaking into their home through a vent or hood.

Customer Reviews & Ratings

5.0
1 hodnocení zákazníků
  • 5 hvězda
    100%
  • 4 hvězda
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  • 3 hvězda
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  • 2 hvězda
    0%
  • 1 hvězda
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Sdílejte své myšlenky s ostatními zákazníky

Klady

  • Good seal on damper
  • Minimal pressure required to open, doesn't obstruct airflow
  • Well-made and good quality
  • Stops cold air from coming in

Nevýhody

  • Springs and wings are flimsy

Platform Trust & Buyer Confidence

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4.3/5 9,000 + reviews
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MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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Důležitá informace

  • Omezení: U produktů zasílaných do zahraničí mějte na paměti, že jakákoli záruka výrobce nemusí být platná; servis poskytovaný výrobcem nemusí být k dispozici; návody, pokyny a bezpečnostní upozornění k produktům nemusí být v jazyku země doručení; produkty (a podpůrné materiály) nemusí být vytvořeny v souladu se standardy, specifikacemi a požadavky na označení platnými v zemi doručení; a produkty nemusí odpovídat standardnímu napětí a další elektrickým standardům (v konkrétních případech může být zapotřebí využít adaptér nebo převodník). Příjemce má odpovědnost přesvědčit se, že produkt je možné do země doručení legálně importovat. Při objednávání od společnosti Ubuy a jejích partnerů je příjemce odpovědným dovozcem a musí splnit všechny zákony a nařízení platné v zemi doručení.
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CZK 421

Objednejte nyní a položka bude u vás okolo Monday, červenec 13

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Služby a výhody

  • Made of high-quality materials including galvanized steel, aluminum, and stainless steel
  • Automatic opening and closing backflow flap at low air volumes
  • Easy installation in horizontal or vertical positions
  • Suitable for AC, dryer vent, exhaust, heating systems, and more
  • Compatible with flexible or non-flexible ventilation ducts
  • Improves ventilation by preventing air circulation when the fan is not in use

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