Manufacturer of SANDPIPER® pumps. Specialty pumps & accessories for the global market. Air & natural gas-operated double diaphragm pumps with a wide range of pump configurations & models that handle most pumping applications including abrasives, viscous materials, chemicals, foods & waste. Pumps available in ball or flap valve models & have infinitely variable flow to capacity, are self-priming & can run dry without damage. Exclusive air valve system that doesn't stall. Stocking distributors worldwide.