Vent-A-Hood 42 inch 300 CFM Wall-Mount Hoodfan

Vent-A-Hood 42 inch 300 CFM Wall-Mount Hoodfan. Because the Magic Lung® blower uses centrifugal filtration rather than conventional baffle or mesh filters, the Magic Lung® blower can handle cooking equipment with higher cubic feet per minute (CFM) requirements and can deliver equivalent CFM much more efficiently than other filtration systems. When comparing the Magic Lung® with other blower units made by other manufacturers, use the "Equivalent CFM.