The Dayton 465 CFM has a 4" round intake and 8" x 4" rectangular exhaust. These blowers are made from powder coated heavy duty steel housing to withstand the moist environments where it often operates. It comes with attached power cord with strain relief. Industrial quality blowers. Powder coated steel enclosure. Made in the USA. Power supply cord included. Weight: 10.3 lbs. Package Dimensions: 11.0L x 11.0W x 9.7H Voltage: 120 Diameter: 4" Approx. CFM @ 0.0 SP: 465 Warranty: 1 Year (cord included but not attached)