**This model has been discontinued by the manufacturer, Greenbrook. Please view our huge range of Bathroom Extractor Fans - Available Here** This SELV G510SELV Extractor Fan is designed to be safely fitted over or within 0.6 metres of a bath or shower where current regulations prevent the use of conventional fans. Note: These units must be used with a 12V controller with SELV output (12VFC range), which should be ordered. Features: 100mm Extractor Fan Air movement of up to 95 cubic metres/hour (26.7 litres/sec) Sound volume 48.6 dBA 12V safety extra low voltage Fans 20 watts IP44 Class II double insulated 12V AC, 50Hz Conforms to BSEN 60335-1:2002 and BSEN 60335-2-80:2003 For Manual/Specification Click Here The installation of this product may require a C.K Tools Large LED Hand Torch Flashlight.