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 fixing the pipe with clamps at 1.00 m spacing including testing of pipes complete as per direction of Engineer in Charge. Concealed work- including cutting chase &making good the wall etc. PN – 16 Pipe, 20mm o/d