Double inlet centrifugal extract fans, suitable for extracting air directly or through ducting. - Wall or ceiling mounted, horizontal or vertical mounting. - For duct between Ø 100mm & 150mm. - Backdraught shutter as standard, preventing air ingress when the product is switched off. - Supplied with washable filter assuring long motor life & impeller protection (excludes 6201007, filter is not supplied). - Constructed from ABS. - Double insulated for quick connection. - Adjustable speed through optional controller 6202044. - In accordance with standard EN 60335-2-80.