Manrose VSF100T Shower fan kit. 100mm (4 inch) in-line shower extractor fan with adjustable electronic overrun timer. Special online deal at only £15.90 ex VAT! Ceiling mounting version. Quiet and efficient with an impressive extract rate of 85m3/hr, 23 litres per second. 20w running current. 2400 rpm. Complete with 3M ducting, inside circular white grill and extract grill.