Double Sealed Window Unit With Polycarbonate Sheet And Toughened Glass (For Rtdc Coaches) To Size : 1514X980X25.5 Mm. To Drg. No. Wrctac 1-5-4-003 Alt. "D", Col. I With Sealing Rubber To Drg. No. Wrctac 1-5-4-00 6 Alt. "A". [ Warranty Period: 30 Months After The Date Of Delivery ] ]