Warren Rupp holds a leading position in the air-operated diaphragm pump market with the broadest range of pump sizes, types and models. Marketed primarily under the tradename of SandPIPER Pumps. \r\n\r\nPrincipal markets served by Warren Rupp include chemicals, paints, food processing, electronics, construction, industrial maintenance, utilities, process industries, wastewater and sludge processing, and mining. \r\n\r\nWarren Rupp pumps are manufactured in aluminum, cast iron, stainless steel, Hastelloy, polypropylene, PVDF and PFA. Warren Rupp pumps are typically used to move abrasive, semisolid, corrosive and aggressive materials. They are also chosen for applications where electricity is not available, or cannot be used due to safety conditions. Diaphragm pumps provide pollution-free and energy-efficient operation, with fewer moving parts than conventional motor-driven pumps.\r\n\r\n