Teryair vacuum cleaners are compact and lightweight. These industrial vacuum cleaners works on compressed air and are capable of cleaning off water, oil and bottom sludge as well as dust and metal clippings.Their unique design permits the use of an ordinary pail or can with an outside diameter of 300mm to collect the dust and waste. Standard equipment includes a pail can, 2 meters of oil resistance hose, and an oil stopper which automatically stops suction when the receiver becomes full.