supply ,installation and commissioning of ac machine at the department of aihc, philosophy and mbm of alipore campus, university of calcutta, kolkata-27. , supply, installation & commissioning of voltas/ carrier/ daikin or equivalent machine (approved by the site incharge) 2.0 ton, 3 star inverter 100% cu window ac machine , supply, installation & commissioning of voltas/ carrier/ daikin or equivalent machine (approved by the site incharge) 1.5 ton, 3 star inverter 100% cu window ac machine , window cutting & necessary repairing as per the site condition for the installation of the above machine , less: deduct of buy back of existing window ac machine (the agency has to take off from existing position)