For a perfect customized hood installation get the Bosch DHL755BUC 30"Custom Hood Insert 400 CFM. This custom hood range allows either wall or island installations with a wideness range of 29 to 36. It has a 400 CFM internal blower that provides a complete removal of kitchen fumes and odors. The Bosch DHL755BUC 30"Custom Hood Insert 400 CFM delivers 4 power levels with a slide-switch control for a reliable control of the ventilation function. The dual-level halogen lighting system illuminates the surface beneath the hood while cooking.