Providing and fixing 3 layer PP-R (Poly propylene Random copolymer) pipes (as per iS:15801-2008) SDR 7.4 U V stabilized & anti – microbial fusion welded, having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings i/c trenching .refilling & testing of joints complete as per direction of Engineer in Charge. internal work – Exposed on wall PN- 16 Pipe, 40 mm o/d