supply of densified thermal bonded polyester blocks to rdso specification no. c-k607 of different sizes, densified thermal bonded polyester blocks to rdso specification no. c-k607 ( rev. 2 of decem ber-2015 with amendment - 1 of august-2016 ) , size 600x500x25 mm. ( drawing no: sk no. trg / 04 / 1179 ) [ war ranty period: 30 months after the date of delivery ] , densified thermal bonded polyester blocks to rdso specification no. c-k607 ( rev. 2 of decem ber-2015 with amendment - 1 of august-2016 ) , size 1800x600x38 mm. ( drawing no: sk no. trg / 04 / 1177 ) [ w arranty period: 30 months after the date of delivery ] , densified thermal bonded polyester blocks to rdso specification no. c-k607 ( rev. 2 of decem ber-2015 with amendment - 1 of august-2016 ) , size 1855x650x50 mm. ( drawing no: sk no. trg / 04 / 1176 ) [ w arranty period: 30 months after the date of delivery ] , densified thermal bonded polyester blocks to rdso specification no. c-k607 ( rev. 2 of decem ber-2015 with amendment - 1 of august-2016 ) , size 900x600x50 mm. ( drawing no: sk no. trg / 04 / 1178 ) [ war ranty period: 30 months after the date of delivery ]