What thickness multiwall polycarbonate sheet should I use?
Simply Plastics offer Marlon ST Polycarbonate multiwall sheet in thickness of 10mm, 16mm and 25mm to suit different applications.
Here are some example applications to guide your decision,
10mm - Garden Pergola, Vertica privacy glazing
16mm - Gazebos, Lean-tos, Carports
25mm - Large lean-to extensions, Garden buildings