This cooker hood is suitable for either internal re-circulation air is passed through a charcoal filter, purified and released back into the kitchen, or external extraction cooking odours and vapours are transferred outside with the help of a ducting kit. This product boasts a 5 Year Parts & 2 Year Labour Guarantee to give you the reassurance you need when buying a new appliance. Features: 3 Variable speeds, Slider controls 2 x 4W LED lights, Single fan motor, Ducted or re-circulating installation, 1 x Dishwasher proof grease filter. Fitting Notes: Please ensure there is enough ceiling height to accommodate the clearance needed between the appliance and the hob. Required height over gas hob (mm): 750, Required height over electric hob (mm): 650. Please note that if the hob manual states the clearance must be greater than the above, this will override these instructions. Technical Specifications: Ducting outlet diameter (mm): 125, Extraction rate (m/hr): 275, Noise level (dBa): 63, Fuse rating (A): 3, Product dimensions (mm): W520 x D298 x H173, Net / gross weight (kg): 4.4 / 5.3, Power (W): 48 Mains lead length (m): 1. Please note that there is no plug supplied with this product. Guarantee subject to registration within 30 days of purchase. SIA 52cm Built In Cupboard Kitchen Canopy Cooker Hood Extractor Fan - UC52SI in Silver