tender for supply, installation, testing and commissioning of air conditions machines at various departments/ offices within the tripura university c us , air conditioner machine 1.5 tr capacity (specification as per tender document) , air conditioner machine 2.0 tr capacity (specification as per tender document) , standard installation: i.e supplying & fitting, fixing of heavy duty m.s. base for installation of outdoor unit of split type/ room air conditioning machine i/c flush nuts etc. as per direction of site engineer-in-charge. , extra copper pipe of 5/8 diameter and 1/4 diameter for suction and liquid line with insulation and necessary wiring to connect the indoor and outdoor unit as per direction of the site engineer-in-charge. , extra copper pipe of 5/8 diameter and 3/4 diameter for suction and liquid line with insulation and necessary wiring to connect the indoor and outdoor unit as per direction of the site engineer-in-charge. , extra pvc insulated electrical copper wire 3-core 1.5/2.5 sq. mm size as required , extra nitral tape (arrow tape) as per direction of the engineer-in-charge , extra canifome for covering the copper tubing pipe , extra hard pvc/coil pipe of good quality of 25 mm diameter including necessary clamping and fitting for draining of condensate water from indoor unit as per direction of the engineer-in-charge. , deduct cost of very old/dysfunctional ac machine outdoor unit (buyback rate) , deduct cost of rate of very old/dysfunctional ac machine indoor unit (buyback rate)