supply of coach set of seats and berths , supply and installation of coach set of seats and berths for lscn/bw2 coach t o drawing lscn/bw2(753)-6-1-001, alt -nil, col-01 (except item 25,26,27 and respective hardwa re for fitting). 1. cushioning material shall be pu foam as per rdso specification no.rdso/20 07/cg04, rev-01 or latest and upholstery to rdso spec.rdso/2008/cg-07,rev-01 or latest. 2. in stallation required as per arrangement drawing. all necessary hardwares required for in stallation is under scope of the supplier. note: firm has the option for offering seats and berths cushion with lower density of 65 plus or minus 5 kg/m3 conforming to spec.rdso/200 7/cg-04, rev-01 or latest also. (warranty period : for pu foam-upto 120 months from the date of fitme nt, for vinyl coated upholstrey fabric - upto 54months from the date of supply or 48 months from the date of fitment whichever is earlier.) [ warranty period: 36 months after the date of delivery ] ]