supply , installation and associated work for 05 nos of additional ac at communication room of erldc notice inviting e-tender for supply , installation and associated work for 05 nos . of additional ac at communication room of erldc , supply of bee 2 star rated 2tr cassette split type ac units alongwith indoor & outdoor unit except copper piping and including transportation . make:voltas /hitachi/lg /carrier or any other equivalent reputed make , i ) installation testing & commissioning of 2 tr cassette split type ac units alongwith suitable suction & discharge gas copper piping including insulation tape and l shaped heavy duty bracket . ii ) making necessary arrangement for indoor unit drain water pipe line to a suitable location . iii ) providing of power cable of suitable size ( isi marked ) of reputed make for connection between indoor to outdoor unit . iv ) dismantling and repairing of false celling and necessary masonary work as required . , supply of bee 5 star rated 2tr ( inverter ) split type ac units alongwith indoor & outdoor unit except copper piping and including transportation . make:voltas /hitachi/lg /carrier or any other equivalent reputed make , i ) installation testing & commissioning of 2 tr ( inverter ) split type ac units alongwith suitable suction & discharge gas copper piping including insulation tape and l shaped heavy duty bracket . ii ) making necessary arrangement for indoor unit drain water pipe line to a suitable location . iii ) providing of power cable of suitable size ( isi marked ) of reputed make for connection between indoor to outdoor unit . iv ) necessary masonary work as required .