supply of fibre glass window frame (inner) with glass shutter (inner) arrangement etc.fibre glass window frame (inner) with glass shutter (inner) arrangement etc.,fibre glass window frame (inner) with glass shutter (inner) arrangement of double seal ed window for ac coaches. drawing no.: icf drawing no. wgfac-5-4-001, alt. w / 15, item nos. 1, 5, 2 1, 25 & 26 (col. i) in assembled condition. material specification: as per drawing. warranty / guarantee : as per irs conditions of contract. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]