tender for civil maintenance and painting work in cabinet ganj colony and old speaker house colony.- 1 providing and fixing ball valve brass (brass ) of approved quality , high or low pressure, with plastic floats complete: ( 25 mm nominal bore) 18.18.3 2 providing and fixing g.i. union in g.i. pipe incluliding cutting cutting and threading the pipe and making long screw etc, complete, new work, ( 15 mm nominal bore ) 18.46.1 3 providing and fixing c.p. brass stop cock (concealed) standerd desingn and approved make conforming to is:8931. 15 mm nominal bore ( 18.52.1) 4 providing and fixing c.p. brass angle valve for basin mixer and geyser points of approved quality conforming to is:8931. 15 mm nominal bore ( 18.53.1) 5 providing and fixing c.p. brass extentsion nipple (size-15x50mm) of approved make and quality as per direction of engineer-in-charge. ( 18.53a) 6 providing and fixing ball valve brass (brass ) of approved quality , high or low pressure, with plastic floats complete: ( 20 mm nominal bore) 18.18.2 7 providing and fixing g.i. pipe complete with g.i. fittings and clamps, including making good the walls etc. concealed pipe, including painting with anti corrosive bitumastic paint, cutting chases and making good the wall ( 20 mm nominal bore ) 18.11.2 8 providing and fixing g.i. union in existing g.i. pipe line, cutting and inclulding threading the pipe and making long screws, including excavation, refilling the earth or cutting of wall and making good the same complete wherever required ( 15 mm nominal bore ) 18.47.1, 9 providing and fixing g.i. union in existing g.i. pipe line, cutting and inclulding threading the pipe and making long screws, including excavation, refilling the earth or cutting of wall and making good the same complete wherever required ( 20 mm nominal bore ) 18.47.2,