Product Description 

Grey Air Vent Ducting Grille

For 4 Inch (100mm) Extractor Fan Ducting

Wall vent with gravity flaps and weather sill.

Helps prevent backdrafts.

Manufactured with UV stable materials to reduce colour fade.

Dual fitting for round 100mm (4 Inch) ducting or square ducting.

Overall size: 140mm x 140mm.

British made.

ABS thermoplastic.

Complies with Part F building regulations.

Suitable for commercial and domestic use.

Other vents and colours available in our shop.