supply of supply of set of folding seat and back rest in guards room , supply of set of folding seat and back rest in guards room to drg no. lwlr rm(538)-6-4-014, alt- a, item no. 1 & 2. cushioning material shall be pu foam as per rdso sp ecification no.rdso/2007/cg-04, rev-01 or latest and upholstery to rdso spec.rdso/2008/ cg-07 ,rev-01 or latest. 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/2007/cg-04, rev-0 1 or latest also. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]