Warren Rupp”s aluminum two-inch Sandpiper air-operated, double-diaphragm heavy-duty ball valve pumps are a good fit for viscous and small solids-laden fluids. The pumps provide superior suction lift capability and exclusive variable-discharge porting options (top and bottom). The two-inch pumps are now available with thick wall construction of Aluminum, with elastomer, TPE (thermal plastic elastomers), and PTFE options in diaphragms and check valves. All pumps are enhanced with an extended-wear package. The pumps are ideally suited for the paints, inks, and coatings processing markets.