Knightsbridge Extractor Fan This low noise 100mm quiet bathroom exhaust fan is designed for use in toilets, kitchens, or anywhere with damp air or odours. This fan is suitable for use with up to 3 metres of ducting. The Knightsbridge EX001 conforms to all relevant building standards, significantly reducing the risk of mould or damp in your home or workplace. The smooth, attractively styled plastic casing is easy to wipe clean, and is double insulated, requiring no earth. Wall & Ceiling fan Easy to clean Removes damp vair, odours, & airborne pollutants Quiet operation Main Features: 100mm/4 Size Slim compact Profile with 22mm Profile Depth 90m3/Hr Extraction Rate Low Noise Level of just 35dB at 3m Technical Specifications: Weight (kg): 0.56 Wattage (W): 11 Cut out (mm): 100 (4”) Overall dimensions: 158 (l) 158 (h) 85 (r) Fan Speed (rpm): 1650-2200 Extract rate (m3/hr): 90 Max airflow l/s: 25 SPF: 0.44 Noise level @ 3m: 3