From the Manufacturer

The Granada Series Wall Mounted Chimney Range Hood features a powerful 3-Speed motor that provides up to 600-CFM of ventilation. The stylish electronic control panel is located at the front of the hood for ease of use. Additional features include: Electronic blower delay timer that automatically shuts the unit off after 15 minutes, when selected. Two halogen lights with On/Off control, and positioned for total cook top surface coverage. Modular aluminum mesh grease filters are treated to prevent deterioration from grease or detergent, making them dishwasher safe. Convertible ducting - Vertical or Ductless (ductless operation requires the addition of two model BCCF-01 charcoal odor filters - not included). Chimney extension available for higher ceilings sold separately (Air King GRASE Granada and Valencia Series Chimney Extension). This unit is designed for use with a standard 8-Foot ceiling. This unit is 36-Inches wide, made of stainless steel. Canopy dimensions: 35.31-Inches wide-by-19.69-Inches deep-by-31 to 51-Inches high.