Squirrel Cage Blower.
4 Fan Speeds.PX02-W30V1 30 Pro-X Chimney Style Wall Mount Range Hood by XtremeAir comes with 900 CFM and also features Durable Slanted Dishwasher Safe Stainless Steel Baffle Filters. PX02-W30V1 30" Pro-X Chimney Style Wall Mount Range Hood with 900 CFM Durable Slanted Dishwasher Safe Stainless Steel Baffle Filters Removable Long Delay O.