Supply, Installation, Modification And Testing Of 30 Ltr Capacity Water Tanks Of Icf Design Ac Coaches As Per Rdso Drg. No. - Rdso/cg/drg/24009 Or Latest With Air Vent Valve And Vacuum Valve And Mounting Bracket For Auxiliary 30 Ltr Water Tank In Icf Design Ac Coaches As Per Drg. No. - Rdso/cg/drg/24008 Or Latest. 1 Coach Set 4 Nos. Water Tank With Air Vent Valve And Vacuum Valve And 4 Nos. Mounting Bracket.