bids are invited for ductable air conditioner - ductable, ceiling suspended air conditioners incl supply, delivery, installation, testing and commissioning. also incl supply, installation, testing and commissioning of refrigerant liquid line and insulated suction piping with 19 or 13 mm thick closed cell elastomeric nitrile foam insulation , ceiling suspended duct - supply, installation, testing and commissioning of ceiling suspended duct for 8.5 ton machines , electrical cabling between condenser and evaporator - supply, installation, testing and commissioning of electrical cabling between condenser and evaporator. , sheet metal air distr system - fabrication, supply, installation, testing & commissioning of sheet metal air distribution system. , 24g ducting - 24 g ducting , thermal insulation - supply duct thermal insulation with 9 mm thick nitrile rubber , aluminium grills - supply, installation of aluminium extruded powder coated grills/ diffusers , gi frame - canvass connection with gi frame , drain piping work - pvc piping complete with elbow t- joint, socket duly supported as per specifications and insulated with 6mm thick closed cell nitrile rubber insulation total quantity : 1