Anthracite Louvre Vent upto 229x229mm Openings

Anthracite grey louvre vent, for openings up to 229x229mm (9x9in). Overall size measures 260x240mm. Manufactured from anodised aluminium with a decorative anthracite finish. Suitable for interior and exterior fresh air ventilation and warm air systems. Designed to fully cover treble brick aperture and meets building and gas regulations. Free airspace 10,200 sq mm. Wash with warm soapy water to clean.