Supply Of Vrf Or Vrv Air Cooled Outdoor Units Suitable For Cooling Or Heating Having 100 Percent Hermetically Sealed Inverter Type Twin Rotary Or Scroll Compressor Capacity Of Machines 14 Hp To 22 Hp,following Minimum Capacity 4 Way Vrv Or Vrf Cassette Type Indoor Ceiling Mounted Unit Equipped With Synthetic Washable Media Pre Filter,3 Point 2 Tr,following Minimum Capacity 4 Way Vrv Or Vrf Cassette Type Indoor Ceiling Mounted Unit Equipped With Synthetic Washable Media Pre Filter,4 Tr,vaccumiazation And Nitrogen Testing Of Following Nominal Sizes Of Soft Or Hard Drawn Copper Refrigerant Piping For Vrv Or Vrf System, Thickness 1 Point 2 Mm,9 Point 5 Mm Dia Od Soft Drawn With Tube Thickness 1 Point 2 Mm,12point 7 Mm Dia Od Soft Drawn With Tube Thickness 1point 2 Mm,15 Point 86 Mm Dia Od Soft Drawn With Tube Thickness 1point 2 Mm,19 Mm Dia Od Hard Drawn With Tube Thickness 1 Point 2 Mm,22 Point 2 Mm Dia Od Hard Drawn With Tube Thickness 1 Point 2 Mm,25 Point 4 Mm Dia Od Hard Drawn With Tube Thickness 1 Point 2 Mm,28 Point