VacuMaid P125p Cyclonic Central Vacuum Power Unit 525 max airwatts, 116 Airflow-CFM, 125 Sealed Vacuum inches waterlift, for homes up to 9,000 sq ft Manufactured in the USA Ametek Lamb 7.2 tangential bypass motor provides powerful cleaning capabilities AirChannel - Allows a can liner to be used for mess-free debris disposal No messy filters to clog or clean. Virtually 100% sustained cleaning power. 120 volts Double ball bearings Single speed Tangential bypass discharge Aluminum fan end bracket Aluminum commutator bracket * # of Valves: 7-11* Max Pipe Run: 200 ft.* Up to Total Sq. Ft.: 9,000*