tender for supplying, installation, testing & commissioning of 2nos. 1.5ton split type 3star (100%copper) inverter type room air conditioner machine in room no 64, department of psychology, 2nd floor, palit building & 1no. 1.5ton split type 3star (100%copper) inverter type room air conditioner machine in room no 101 of dr santu sarkar, department of radiophysics & electronics, rajabazar science college campus, c.u. , supplying of new 1.5ton split type 3star (100%copper) adjustable inverter type with dust filter, anti bacterial coating, dehumidifier room air conditioner machine with high iseer, make-panasonic/carrier/voltas or equivalent make. , installation with fitting, fixing, testing & commissioning of the above machine along with supplying of angle iron frames/angle iron platform, electrical chord, extra copper pipes etc as required including insulation to run the machine & drain pipe upto the nearest spout of drain of the building etc all complete. (position of the outdoor unit will be mentioned by the authority during executing the work.) , less: buy back of the existing old window type room air conditioner machine (department of psychology.