Gem Bids For Refurbishment, Replacement Of Damaged Pipeline Approx 3 Mtrs Includingrequired Material, Isi Approved Three Piece Ball Valve Forcommercial Use, Isi Approved Lpg Hose 2 Mtrs Forcommercial Use, Isi Approved Gas Regulator For Commercialuse, Flushing, Nitrogen Pressure Test For Gas Line Minimum30 Kgs Cm2 Holding Upto 1 Hr, General Servicing Forcommercial Stoves, Renewal Of Painting, Charges Forrepairing Of Lpg Gas Pipeline