๐ŸŒ Worldwide shipping ยท 30-day returns ยท Rated Excellent on Trustpilot โ˜…โ˜…โ˜…โ˜…ยฝ
Bigamart
Price
$25.99
Home/DIY & Tools/Building Supplies/Heating & Cooling/Registers, Grilles & Vents
Extractor Fan Vent Cover, 4Inch 100mm Duct Backdraft Blockers Backflow Preventer Tumble Dryer Vent Trickle Vents Pipe Connector with Backdraught Shutter for Kitchen, Bathroom Area โ€” image 1
Registers, Grilles & VentsShanryaโœ“ In stock

Extractor Fan Vent Cover, 4Inch 100mm Duct Backdraft Blockers Backflow Preventer Tumble Dryer Vent Trickle Vents Pipe Connector with Backdraught Shutter for Kitchen, Bathroom Area

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$25.99
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About this item
  • Designed to prevent backflow and fit between rigid plastic ducts and flexible ducts.
  • Lightweight, suitable for 4-inch pipelines
  • Gravity closure, integrated molded seal leak-proof
Product description

Description: The Back Draft Damper is expertly designed to prevent unwanted airflow in HVAC systems. Constructed from high-quality ABS plastic, this damper is non-toxic and lightweight, making it ideal for 4-inch pipelines. Its versatile applications include kitchens, bathrooms, and toilets, ensuring efficient ventilation. Specification: Item Type: Back Draft Damper Material: ABS Plastic Caliber: Approx. 95mm / 3.7in Width: Approx. 80mm / 3.1in Height: Approx. 118mm / 4.6in Package List: 1 x Back Draft Damper

Product details
Brand
Shanrya
Manufacturer
Shanrya
Material
Plastic
Colour
White
Model number
Shanryaux623z7vyp1714
Part number
Shanryaux623z7vyp1714
EAN
7405209026982

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
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Excellent
4.5 average rating
See all reviews โ†’
S
Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 1โ€“2 of 10 reviews

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