bids are invited for hot / cold water dispenser (v2), pe-al-pe composite pressure pipes for hot and cold water supplies - is 15450, mild steel sheet, steel tubes, tubulars and other steel fittings as per is 1239 (part 2 - steel pipe fittings), steel channels and hot rolled steel section (in metric tonne) as per is 808, hand dryer (v2), chlorinated polyvinyl chloride (cpvc) pipes for potable hot and cold water distribution supplies (v2) as per is 15778, high strength deformed steel bars and wires for concrete reinforcement conforming to is 1786, polypropylene - random copolymer pipes for hot and cold water supplies (version 2) as per is 15801 (latest), seamless, welded and heavy cold worked austenitic stainless steel pipes variable refrigerant flow air conditioner total quantity : 30