The Hoovers S5605 builders unit suction canister with 2 stage thru-flow power motor. The S5605 will clean areas up to 2,500 sqft. and is designed for small homes, condos or apartments. The S5605 uses a lower efficiency thru-flo motor system to reduce it's overall cost, which lowers the expected lifecycle of this product. The Hoover S5605 is designed for bagged cleaning and provides an unimpressive 112 CFM with 107" of lift at maximum peek. This model was designed to offer builders or others a cheap, low cost minimal performance vacuum system for low cost applications.