Inlet Expansion Joint (Non-Metallic) For 2335 Mm Dia.Si. Bcb-92 Id Fan, Drg. No. : Sketch No. 22074C-1C ,Outlet Expansion Joint (Non-Metallic) For 2335 Mmdia. Si. Bcb-92 Id Fan, Drg. No. : Sketch No. 22074C-1 Quantity: 4