B means that the product is rated in its category in terms of energy efficiency. The Energy Labeling system is based on EU Directive 2010/30/EU. B Beko HCP61422BH, 480 m³/h, Ducted/Recirculating, C, A, B, 68 dB Beko HCP61422BH. Maximum extraction power: 480 m³/h, Type of extraction: Ducted/Recirculating, Fluid dynamic efficiency class: C. Type: Wall-mounted, Product color: Black, Control type: Buttons. Grease filter type: Metal/Carbon, Number of filters: 2 pc(s). Bulb power: 2 W, Number of bulbs: 1 bulb(s), Bulb type: LED. Energy efficiency class: B, Annual energy consumption: 52 kWh, Energy efficiency class (old): B