EXTERNAL IN THE GROUND : Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes as per IS 15778 (ISI marked with the prior approval of Engineer-in- Charge), having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This includes jointing of pipes & fittings with one step CPVC solvent cement, & testing of joints excluding cost of excavation complete as per direction of Engineer-in-Charge. CPVC SDR 11 pipe & fittings 50mmo/d