supply of fire retardant curtain fabric for first class ac coaches and executive chair carfire retardant curtain fabric for first class ac coaches and executive chair car,fire retardant curtain fabric for first class ac coaches and executive chair car of width 1220mm, mass of fabric shall be 250 plus or minus 20gm/sq.meter and the shade & colo ur should confirm to grade no.ppa57/1a of m/s. indian rayon and industries ltd. the firm shall submit samples of above said design/pattern and colour/shade in size 300 x 300mm for approv al. to rdso spec. no. c-9911 (rev.3 of feb.05, with amendment no. 4 of apr.15 and corrigendum 1 of may15). [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: ma x 8 lacs ] ] csd/per, sr tamil nadu 4746.00 metre