The plumbing system of any building should be able to convey potable drinking water without any contamination or alteration in its chemical properties by coming in contact with it. Kisan Free Flow uPVC Plumbing System, manufactured in our state-of-the-art manufacturing plants using the highest grade quality resin, ensures the fulfillment of the basic need for clean and hygienic water. These pipes are manufactured as per ASTM D 1785 standard in schedule 40 & 80 pressure class. In certain parts of India, the plumbing system consists of Classic Freeflow uPVC Pipes & Kisan Fittings.