bids are invited for ductable ac - supply, installation, testing & commissioning of eco friendly 5.5 tr capacity air cooled high static ductable split unit having energy efficient scroll compressors, copper condenser & evaporator coil, suitable for refrigerant r-407c. including refrigerant and all accessories required for commissioning work as directed at site by the engineer in- charge. ( make-voltas / daikin / hitachi ) , copper pipe - supply & installation of copper refrigerant piping & required insulation of suitable sizes in between indoor & outdoor units: ( a ) suction pipe , pipe - ( b ) discharge pipe , duct - supply, fabrication & installation of ducts made out of g.s sheets of sail / tata / jindal / spat make for supply air complete job as per approved drawing. including necessary supports, hangers, gaskets or any other supporting equipment for modification of existing ducts. complete in all respect. , insulation - supply & fixing of acoustic lining for duct with 25 mm thick fiber glass covered with rp tissue paper and 28 g perforated aluminum sheet ( with all fixtures ) , grilles / damper - supply & fixing of aluminum linier grill with aluminum control dumper , cable - sitc of interconnection cable between indoor & outdoor unit ( a ) 3cx1.5 sq.mm copper with ms conduits , grilles - sitc of incoming cable ( armoured type ) at indoor / outdoor unit ( a ) 4 cx 16 sq.mm al , canvass - sitc of fire retardant canvass connection , iron - sitc of ms frame made by 35x35x5mm angle iron suitable size for outdoor unit of 5.5 tr air cooled package unit as directed at site by the engineer in-charge. , pvc pipe - supply & fixing of medium class insulated hard pvc drain water pipe with 6 mm nitile rubber insulation with fitting. ( a ) 32 mm , cable tray - sitc of ms perforated tray of size 300 mm x 50 mm x 50mm, 1.6 mm thick with all hanging arrangement. , earth wire - supply and installation of gi earth wire. total quantity : 1