bids are invited for water dispenser 20 litre - supply, installation and fixing of 20 ltr floor standing water dispenser, hot and cold type make haier/blue star/voltas/usha/havells , electrical wiring - carrying out complete job for providing electrical wiring from existing supply point to water dispenser using suitable 1.5 sq.mm frls pvc insulated copper conductor cable and directed by engineer-in-charge. , switch and ms box - carrying out complete job for providing and fixing suitable switch with phenolic laminated sheet and ms box for water dispenser. , earthing connection - carrying out complete job for providing earthing connection to water dispenser from existing earthing point using suitable 1.5 sq.mm frls pvc insulated copper conductor, complete as specified and directed by engineer-in-charge. , testing and commissioning - carrying out complete testing and commissioning of water dispenser and associated electrical installation, including checking electrical supply, polarity, earthing continuity, heating and cooling operation, wcomplete as specified and directed by engineer-in-charge.