Duralight Plastics warrants the initial purchaser, for a period of 10 (ten) years for the date of the original purchase, CoverLite® polycarbonate structured sheets will not undergo a loss in light transmission in excess of 6 (six) percent in comparison with the original value when tested in accordance with ASTM D 1003 (95); will not undergo a change in excess of 10 (ten) delta in comparison with the original yellow index value when tested in accordance with E 313-73.
