This 30" pyramid canopy chimney wall mount hood from the 500 series by Bosch comes with 600 CFM to handle your kitcehn ventilation. It also features Home Connect wifi enabled, 4 speed touch controls with LCD display and dishwasher safe aluminum mesh filters. Features: 500 Series Wall Mounted Chimney Hood Add Style and Sophistication to the Kitchen and Gives You Greater Freedom in Your Kitchen Planning Design Bright LED lighting shines throughout the cooking surface Duct Extension Accessory Kit Available for 9' to 11.5' Ceilings Performance Converts to Recirculation Mode with Accessory Kit (Separate Purchase Required) 8" round duct at discharge. Efficiency Blower will automatically turn on at high speed if excessive heat is sensed in the control area. Absorb odors with charcoal replacement filters. Convenience Dishwasher Safe Aluminum Mesh Filters Convenient timer built into control from 1-60 minutes. Signal on LCD display will illuminate as a reminder to check filters for cleaning. Audible tone when select controls are pressed.