Grey Gravity Flap Air Vent & Back Draught Shutter 4 Inch

Grey Gravity Flap Air Vent & Back Draught Shutter 4 InchProduct Description Grey Gravity Flap Air Vent & Back Draught Shutter For 4 Inch (100mm) Extractor Fan Ducting Gravity Flap Vent Wall vent with gravity flaps and weather sill. Helps prevent backdrafts. Manufactured with UV stable materials to reduce colour fade. Suitable for round 100mm (4 Inch) ducting. Overall size: 140mm x 140mm. British made. ABS thermoplastic. Complies with Part F building regulations. Suitable for commercial and domestic use.

Ideal for:

Manufactured to BS EN ISO 9001 : 2008Satisfies all NHBC Standards 2006 EditionComplies with all relevant Building RegulationsMeets all relevant British Standards

Assorted Heavy Duty Raw Wall Plugs

while providing a free area of 100cm²

Assorted Narrow Base Tool Clips

Each pair of extension sleeves adds on a extra 120 - 280mm

Brass Aluminium Louvre Air Vent Cover

Grey Castellated Roof Tile Vent and Adapter

The external cowl minimises uncomfortable draughts

When bent into an angle: 35mm x 35mm

Jubilee® is still the finest

reduces draughts