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Home/DIY & Tools/Building Supplies/Heating & Cooling/Ducting
HG Power 100 mm / 4" Inch Ducting Pipe Connector with Backdraft Damper Flap, One-Way Airflow Ducting with Backdraught Shutter, Rubber Gasket, Black Galvanized Steel โ€” image 1
DuctingHG Powerโœ“ In stock

HG Power 100 mm / 4" Inch Ducting Pipe Connector with Backdraft Damper Flap, One-Way Airflow Ducting with Backdraught Shutter, Rubber Gasket, Black Galvanized Steel

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$29.99

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About this item
  • ใ€๐„๐š๐ฌ๐ฒ ๐ˆ๐ง๐ญ๐š๐ฅ๐ฅ๐š๐ญ๐ข๐จ๐งใ€‘Designed for standard ร˜4"/100mm ducts, this ducting pipe connector with backdraft damper flap offers tool-free DIY installation., ensuring hassle-free compatibility with your ventilation system.
  • ใ€๐‚๐ฅ๐จ๐ฌ๐ฎ๐ซ๐ž ๐Ÿ๐ŸŽ๐ŸŽ%ใ€‘ When the airflow stops or reverses, the dampers automatically closes to prevent backflow. The rubber gasket of backdraft is added to ensure a decent seal, effectively prevents air in the coming in from outside.
  • ใ€๐Ž๐ง๐ž-๐ฐ๐š๐ฒ ๐…๐ฅ๐จ๐ฐใ€‘Our 0.3mm precision spring mechanism enables the backdraught shutter to open effortlessly under minimal airflow pressure (0.1m/s) while automatically blocking reverse airflow.
  • ใ€๐ƒ๐ฎ๐ซ๐š๐›๐ฅ๐ž&๐‚๐จ๐ซ๐ซ๐จ๐ฌ๐ข๐จ๐ง-๐ซ๐ž๐ฌ๐ข๐ฌ๐ญ๐š๐ง๐ญ ใ€‘Features a 0.5mm-Thick Galvanized Steel butterfly backdraft shutterthat lasts 3X longer than plastic models while maintaining optimal airflow efficiency.
  • ใ€๐–๐ข๐๐ž ๐€๐ฉ๐ฉ๐ฅ๐ข๐œ๐š๐ญ๐ข๐จ๐ง๐ฌใ€‘This galvanized steel backdraft damper flap fits kitchen cooker hood, tumble dryer, air conditioner, air vents, ventilation ducts, inline fans, bathroom extractor fan.
  • ใ€๐€๐ง๐ฒ ๐๐ข๐ฉ๐žใ€‘4" Inch ducting pipe connector works seamlessly with any pipe type, including rigid metal/plastic ducts and flexible hoses (use with clamps for secure connection).
Product details
Brand
HG Power
Manufacturer
HG Power
Colour
Black
Size
โŒ€100mm

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
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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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