This Vent a Hood single or dual blower 300/600 CFM hood is the only hood to offer the Magic Lung Premium blower. This one piece Stainless Steel hood includes the centrifugal force blower motors, Led lighting and switches. Just insert and connect the power. Easy to install, super quiet 300 or 600 cfm blowers perform by efficiently removing over 98% of the grease created during cooking. With maximum capture area, this hood powerfully removes unwanted fumes from cooking. 8" round exhaust duct. Made in the USA.