bids are invited for variable refrigerant flow air cooled outdoor units , high static pressure duct 58 tr iduv type evaporator , high wall type wall mounted unit 157 trm9 panel indoor unit , high wall type wall mounted unit 203 trm9 pane indoor unit , high wall wall mounted unit 129 trm9 panel type indoor unit , new standard four way cassette 32 tr idu , fresh air processing unit fapu 36 tr capacity , low side of vrv vrf , civil works for vrv ac unit , electrical works for vrv ac unit , 11tr split ductable unit , low side of split ductable unit , air distribution products , aluminium powder coated grill , aluminium powder coated collar damper , fire retardant canvas connection , civil works for split ductable ac unit , electrical works or split ductable ac unit total quantity : 51