Dupoly marketing pvt ltd presents dosing-metering-triplex pumps. The various version of dupro pumps that are available are gland packed plunger, mechanically and hydraulically actuated single or double diaphragm. Dupro reciprocating pump range covers from 0.5 l/hr to 60,000 l/hr, and pressure up to 10,000 kg/cm2. The company can supply pumps with various construction materials and combinations, depending upon the nature of the liquid. It also offers dosing-metering package, high-pressure washing-cleaning package, and hydro test package.