As the leading provider of integrated, technology-based industrial cleaning, water purification, facility management, and total waste services in North America, This part allows for increased potential airflow and slightly increased induction sound. The inlet elbow is made from a lightweight aluminum tube with CNC machined connections MPW Industrial Services traces its roots to May 15, 1972, when Monte Black registered the name Central Ohio Mobile Power Wash with the Ohio Secretary of State.MPW Bill pay options include: Cash, Personal and Cashier Checks, VISA, Mastercard, and DISCOVER.