tender for supply and installation of 09 nos. air conditioners machine, window type and split type at the department of computer science and engineering, jadavpur university main campus kolkata 700032 , air condition machine , ? 2.0 ton capacity a.c. machine ? make 3 star rating ? non inverter split type a.c. machine ? complete set ? refrigerant : r32 ? 100% copper condenser coil ? ambient operation upto at least 500 c ? 1 year comprehensive warranty ? brand: voltas / carrier , ? standard installation charges for 2.0 ton split type room a.c. machine with, supply and laying of copper refrigerant piping with insulations, electrical power cable etc. , ? 2.0 ton capacity a.c. machine ? make 3 star rating ? non inverter window type a.c. machine ? complete set ? refrigerant : r32 ? 100% copper condenser coil ? ambient operation upto at least 500 c ? 1 year comprehensive warranty ? brand: voltas / carrier , ? 1.5 ton capacity a.c. machine ? make 3 star rating ? non inverter window type a.c. machine ? complete set ? refrigerant : r32 ? 100% copper condenser coil ? ambient operation upto at least 500 c ? 1 year comprehensive warranty ? brand: voltas / carrier , ? standard installation charges for 2.0 ton window type room a.c. machine , ? standard installation charges for 1.5 ton window type room a.c. machine , less: buy back , less: buy back old a.c. machine (bidders are requested to visit the department of computer science and engineering before submit their quotations of buy back item)