Poly To Metal Roofing Top Detail – This drawing is generic in nature, showing a typical installation of polycarbonate interfacing with metal roofing. Your application may be different, but basic principles apply.
Screws with Base & Cap Screw counting screws used in body of sheet and perimeter.
See 8 – 25mm Polycarb some are 20 Yr Warranty – Lexan Thermoclear is clearly the industry leader