Polycarbonate Sheet offers superior durability, unmatched design flexibility and structural integrity that easily surpasses laminated glass and acrylic alternatives. Polycarbonate sheet (Standard General-Purpose Glazing Grade) will transmit 86% of light. This product is UV stabilized, has a heat deflection temperature of 270°F at 264 PSI, and has a smoke density rating less than 75. Polycarbonate glazing sheet is available in solar gray and bronze in thicknesses from .080″ to .500″. This uncoated polycarbonate sheet is the standard grade for general purpose applications and can be used for economical protection against breakage or intrusion. A better insulator than glass, PC sheet contributes to lower energy costs. Impact-Resistant Riot Protection – Will Not Shatter Like Glass