Gem Bids For Facility Management Services - Lumpsum Based -Commercial; Installation Of 6 Nos Of Ac 1Point5 Tonnormal, 6 Ac 1Point5 Ton Hot And Cold, 4 Ac 2 Tonnormal Including Mettalic Mount, Waste Pipes Fordrainage Approx 625, Copper Pipes 135 Ft, S.. /