Used for transportation of water in potable water supply systems, rising main and distribution lines, lift irrigation systems, surface irrigation systems, agriculture water supply, industrial process lines, swimming pools etc. Pressure pipes are manufactured as per IS 4985: 2000 standard and are available in 20mm to 315mm sizes in different pressure class. Utkarsh India Ltd. have the license to produce IS 4985:2000 from Bureau of Indian Standards under certification mark no.