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Bigamart
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$48.99
Home/DIY & Tools/Building Supplies/Heating & Cooling/Registers, Grilles & Vents
Fantronix Black Gravity Shutter Vent – 100 mm (4”) Rear Spigot, 155 x 155 mm External Wall Vent Cover for Bathroom & Kitchen Extractor Fans — image 1
Registers, Grilles & VentsFantronix✓ In stock

Fantronix Black Gravity Shutter Vent – 100 mm (4”) Rear Spigot, 155 x 155 mm External Wall Vent Cover for Bathroom & Kitchen Extractor Fans

★★★★★
$48.99

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About this item
  • Modern wall vent finish – Black grille provides a clean, tidy appearance that suits modern render, concrete walls, and contemporary exterior designs.
  • Gravity non-return shutters – Built-in gravity flaps close automatically when not in use, helping prevent draughts, odours, and external noise flowing back through the duct.
  • Quick push-fit installation – Push-fit design allows fast connection to ducting and fittings, ideal for bathroom, kitchen, hydroponics, or inline extractor fan installations.
  • Wide ventilation compatibility – Suitable for longer duct runs including whole-house ventilation, passive systems, HVAC, air conditioning, and heat recovery applications
  • Part F suitable design – Suitable for use within ventilation systems designed to meet UK Building Regulations Part F airflow and ventilation requirements
Product details
Brand
Fantronix
Manufacturer
FANTRONIX
Material
Plastic
Colour
Black
Size
Gravity Grille - 4 inch
Model number
OLD0114-S-136
Part number
OLD0114-S-136
EAN
5056194027120

Customer reviews

What customers say about Bigamart

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

Trustpilot
★★★★★
Excellent
4.5 average rating
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S
Sigalit
🇮🇱 · January 2026
★★★★★

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
🇦🇺 · November 2025
★★★★★

The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 1–2 of 10 reviews

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