HEAT RESISTANT ABILITY? The polycarbonate sheet is able to work normally in the temperature range from -40248? (-40120?). PREMIUM QUALITY SOLID POLYCARBONATE ROOF? Door window awning canopy uses 0.137/3.5mm thick virtually solid polycarbonate panel with UPF80+ Ultraviolet ray protection for wooden house. The awning was tested independently proving to be capable of affording the loading […]