Tender For supply of 3 ton ceiling mounted cassette ac, ,5 star bee rating inverter type ac , single split ac, eco friendly refrigerant r32 with remote, copper coils about 7 mtrs /as per requirement length of copper pipe and suitable connecting electrical cable . as per is:1391 latest part 2 for room air conditioner and as per technical specification. warranty- on ac machine-1 year, warranty on compressor 10 years and optional warranty on pcb 5 years, rotary type (for inverter ac). . remote control with timer, swing, fan speed control,on/off. the material for the condenser & evaporator should be copper [ warranty period: 12 months after the date of delivery ] ]