A float ball shut-off in the recovery tank protects the vacuum motor from damage and the spin-off clean cover allows positive clean out at the end of each job. A compact, economical powerhouse designed for quick clean-up on carpets and upholstery, plus it's big enough to do those larger clean-up jobs. 9" x 18" x 20". 3 1/2 gal. solution tank, 3.1 gallon recovery tank.