Multi-speed slide control Two 20-watt halogen lamps provided Dishwasher-safe aluminum filters feature a quick-release latch and professional-style appearance Ducted-non-ducted telescopic flue accommodates ceiling heights from 8 to 9 feet Requires separate purchase of a non-ducted kit -RRK51 for indoor exhaust recirculation Install hood so that the bottom of the unit is 24 to 30 inches above cooking surface Heat Sentry adjusts speed of blower to high in case of excess heat 120 Volts, 3, 1 Amps, 370 CFM, 6in RD Duct 30 inches Stainless Steel SKU: ALMO1361