Shreveport (800) 821-7909 or Baton Rouge (800) 749-3240 - Emergency Call Out services available in Baton Rouge 24/7! Polygal has an extensive offering of polycarbonate multiwall products and accessories, fulfilling the requirements of most any application; whether you want to let the light in and keep the heat out in summer, or let the light and heat in for winter, we have solutions for you. Polygal twinwall sheets combine endless design possibilities with many important advantages: Excellent thermal insulation Highly flexible, yet virtually unbreakable Lightweight and easy to install Rigid sheet structure provides extra strength under wind and snow loads. Polygal Sheets feature a UV protective layer to protect against yellowing, and are covered by a 10 Year Warranty against breakage and yellowing (6 mm and higher). Download Polygal Product Brochure Do It Yourself homeowner installed 8mm bronze colored Polygal Twinwall patio cover POLYGAL STANDARD Double and triple-layered Polygal Standard sheets are manufactured in various colors and degrees of transparency. Polygal Standard is designed for use in most conventional roofing and glazing applications. Properties Combines endless design possibilities with many important advantages: Excellent thermal insulation Highly flexible, yet virtually unbreakable Lightweight and easy to install Rigid sheet structure provides extra strength under wind and snow loads. Standard Sheets feature a UV protective layer to protect against yellowing, and are covered by a 10 Year Warranty against breakage and yellowing (6 mm and higher). Recommended Uses: Covering of medium span structures where excellent thermal insulation is required. LT – Light Transmission in % according to ASTM D-1003, measured between ribs. SHGC – Solar Heat Gain Coefficient* is the ratio of solar heat gain through the sheet and the incident solar radiation. It takes into account all conduction, convection and radiation effects involved. * The lower this number, the more solar heat is being blocked. Polygal MWPC Sheets User’s Guide This user’s guide covers the following issues: Packaging, Storage, Cleaning, Cutting, Planning the Supporting Structure, Preparing the Supporting Structure, Sheets Installation, Connection Systems & Finishing Accessories. Download Polygal MWPC Sheets User’s Guide Installation Videos View All Locations