Set Of Folding Seat And Back Rest In Guards Room To Drg No. Lwlrrm- 6-4-014, Alt- A, Item No. 1 & 2. Cushioning Material Shall Pu Foam As Per Rdso Specification No.Rdso/2007/Cg04,Rev-01 Or Latest. Note: Firm Has The Option For Offering Seats And Berths Cushion With Lower Density Conforming To Spec.Rdso/2007/Cg-04, Rev-01 Or Latest Also.