supply of supply of fire retardant curtain fabric for all ac coaches except ac first class.supply of fire retardant curtain fabric for all ac coaches except ac first class.,fire retardant curtain fabric for all ac coaches except ac first class coaches of width 1220 mm . length x mass of fabric shall be 250 + or - 20 gms/sq.mm. colour - blue to shade no. 166 of is:5/2007(revi ewed in 2022) or nearer to rdso specification no: c-9911 (rev-3 of feb 2005) with amendment no 6, corrig 01 of august 2016). [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: m ax 8 lacs ] ] => limited