The E550 and E900 High CFM Evacuator vacuum systems are capable of delivering 1,000 cubic feet per minute to provide efficient potholing and cleanup of spoils. Model E550 features a 550-gallon spoil capacity tank and a 225-gallon water tank capacity. The E900 has a 900-gallon tank for spoils and a 535-gallon water tank. With a multi-nozzle wand system, both units can pothole using a 4.5-gpm on-board, high-pressure pump to penetrate soil for exposing obstacles.