Resolite CR (FS25A) Translucent high specification resistant sheet is made of polymer and reinforced with fiberglass (FRP) of great resistance and with UL 25 flame classification. Resolite CR resistant sheets were specially developed for natural lighting on walls and roofs for the high specification industry. Available in Series 30 (30% fiberglass) and Series 40 (40% fiberglass) and great variety of models, from 840 (8 oz/ft2 nominal) up to 1440 (14 oz/ft2 nominal). Series 30 has C/W barrier, which is an available option for exterior and interior surfaces. C/W barrier is a high range solution to improve weathering resistance of FRP sheets and is superior to high volatile coatings applied by sprinkling, that erode and disappear in a short time.