tender for laying of cpvc pipeline in park nizampur village in w.no 32 / narela zone. ; 1 laying of cpvc pipeline in nizampur village ward no.32 / nz 2 providing and fixing chlorinated polyvinyl chloride ( cpvc ) pipes, 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, trenching, refilling & testing of joints complete as per direction of engineer in charge.40 mm nominal dia pipes 3 providing and fixing gun metal gate valve with c.i. wheel of approved quality ( screwed end ) :40 mm nominal bore. 4 providing and fixing of c.p brass union 40 mm dia