Pay in 4 interest-free payments of $6.02 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
To provide background room ventilation
Satisfies all NHBC Standards 2008 EditionManufactured to BS EN ISO 9001 : 2008Complies with all relevant Building RegulationsMeets all relevant British Standards
Pozi head twin thread countersunk screws
Kit Contents:
Black Dry Verge Fast Fit System Kit
Brown Gravity Flap Air Vent & Back Draught Shutter 4 Inch Cable Ties To provide background room ventilationProduct Description Brown 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. 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