Gem bids for Inlet Expansion Joint Metallic For 1880 Mm Dia. Si.Bcb-92 Id Fan, Drg. No. : Sketch No. : 21014S-1Ci, Co, Outlet Expansion Joint Metallic For 1880 Mm Dia. Si.Bcb-92 Id Fan, Drg. No. : Sketch No. : 21014S-1Co, C