Supplied with internal controllable vent and white/sand external grilles. Conforms to acoustic requirements of Noise Insulation Regulations (NIR) 1975, one of only a small number of products available in the UK. This item is in the category "Home, Furniture & DIY\Heating, Cooling & Air\Air Quality & Fans\Extractor Fans". The seller is "sneakerking555" and is located in this country: GB. This item can be shipped to United Kingdom.