Bright 2-level LED modules provide ample cooktop lighting, Non-duct kit is available for non-duct operation where ducting to the outside is not an option, 4-Speed capacitive touch control features a smooth, easy-to-clean surface, Adjustable telescopic flue fits 8'-9' ceilings. Optional extension for 10 ceilings available, Super quiet operation at < 0.3 sone at normal speed, Dishwasher-safe baffle filters offer superior grease capture, Powerful 640 Max Blower CFM airflow quickly clears smoke and odors, Code Ready(TM) Technology (CRT) provides the ability to reduce airflow to address local codes or make-up air requirements, Optional remote provides ADA capable remote operation