Designed for wall, ceiling mounting, this comprehensive range offers a wide selection of models for use in bathrooms and toilets. Quiet and efficient, the 100mm (4") series has an impressive extract rate of 85m3/hr, 23 litres per second, and is available in the ten options detailed opposite. The units are all manufactured using high ABS thermoplastics for strength and durability, aesthetics and easy cleaning. Power is provided by a single phase induction motor with pre-oiled bearings for a long, maintenance- free life. Designed to comply with the Building Regulations on Ventilation (F1). XF100S Fan.