bids are invited for item no 1 supply of glycol based solar water heating system, with initial filling of glycol ( with heat exchanger ) flat plate collector ( fpc ) of 500 lpd 5 bar pressure compatible solar water heater / porcelain enamel glass lined tank / ss 304 with 2 no electric heating coils 3 kw each including installation at nimu mil stn, complete all as specified and directed. make - venus solar water heater model no ha 500 or equivalent of v-guard, racold. nos 10 item no 2 supply of 3-layer pp-r ( polypropylene random copolymer ) concealed pipes sdr 7.4 ( pn16 ) uv stabilized and anti-microbial fusion welded having thermal stability for hot & cold water supply including all pp-r plain & brass threaded polypropylene random fitting fixed complete of size outer dia 25mm including all fittings to walls, ceilings or in floors etc including installation of pipes all as specified and directed by engineer-in-charge. rm 160 item no 3 supply of 15mm bore 3-layer pp-r polypropylene random copolymer ) pipes sdr 7.4 & sdr 11 uv stabilised and antimicrobial welded having thermal stability for hot & cold water supply including all pp-r plain & brass threaded polypropylene random fitting including installation, fixed complete to walls, ceilings or in floors etc all as specified and directed by engineer-in-charge. rm 260 item no 4 supply of ppr gate valves ( brass insert ) of 25mm bore including installation of pipes all as specified and directed by engineer-in-charge. nos 20 item no 5 supply of insulation of m s pipe with puf slab 30mm thick with and including applying bituminous compound and gi cladding with 26 guage gi sheet complete of size 25mm including installation all as specified and directed by engineer-in-charge. rm 140 item no 6 supply of structural steel works as in stairs ( framed ) including stringers, treades, landing, balusters, hand rails etc including cleats, brackets etc and similar work conforming to fe 410-0 or fe 310-0 including installation complete. kg 610 item no 7 rendering 10mm thick cm 1:4 on fair faces of brick work of concrete surfaces finished even and smooth ( without using extra lime or cement ) . sqm 276 item no 8 supply of rotational moulded polyethylene 2000ltr water storage tanks ( cylindrical vertical with closed top ) hoisted and fixed in position including installation all as specified in ssr part-i. make sintex nos 20 item no 9 m & l preparation of new plastered surfaces and applying three coats of white wash on walls. sqm 276 item no 10 supply of 25mm dia nipple including installation suitable for water tank all as specified and directed by engineer-in-charge. nos 20 item no 11 supply of stop valves, cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed including installation all as specified and directed by engineer-in-charge.. nos 20 item no 12 supply of 25mm ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed including installation all as specified and directed by engineerin-charge. nos 20 contd…2 / - -2- item no 13 excavation over area, post hole and rough excavation not exceeding 1.50m deep and getting out in hard / dense of soil complete all as specified and directed by engineer-in-charge. cum 114 item no 14 m&l for cement concrete type d-2 1:4:8 ( using 40mm graded aggregate ) as in foundation complete all as specified and directed by engineer-in-charge cum 09 item no 15 m&l 150mm thick pcc 1:2:4 type b-2 ( using 40mm graded aggregate ) as in flooring on 75 mm thick pcc 1:3:6 type c-2 as in sub -base. sqm 130 item no 16 m&l for spreading and levelling of soil in layers not.exceeding 25cm thick, well ramming including watering as directed by engineer-in -charge cum 110 total quantity : 2195