This wall mount range hood by KBC boasts of a 412 CFM motor and a two piece adjustable chimney (to a max of 41 inches). Carbon filters for non-ducted installation (optional) are included at no additional cost and aluminum micro-cell grease filters (Dishwasher friendly). 2 LED lights re included on the front of the hood to brighten up the cooktop. 6 inch vent diameter with flexible aluminum duct included. It includes a 1 year manufacturer’s defect warranty.