A commercial window fan suitable for sealed single or double-glazed installations. This two-speed extractor fan delivers extraction rates of 1091m³ or 1546m³ per hour, and is a popular choice anywhere from offices, factories, schools and shops to pubs, restaurants and kitchens.\nThe window extractor fan features an enclosed external rotor motor to provide constant volume outputs, even in gusty conditions. It can be window-mounted as supplied, or wall-mounted using an additional wall kit (not included).\n\n• Two-speed motor for 1091m³/hr or 1546m³/hr extraction rates\n• Perfect for sealed single and double-glazed window installations\n• Also suitable for wall mounting with additional kit\n• Noise levels of 50dB(A) or 55dBA at 3m\n• Silent electro-thermal backdraft shutter\n• Longer ladder strips for ease of installation\n• Safety finger guard integrated into housing and window grille\n• Extractor fan only – ducting not included\n• IPX4 rating\n• Meets requirements of Building Regulation Document F
