DA4734W Series Door Window Awning Made of 0.137 Inch Thick Crystal Solid Polycarbonate Sheet and W2205P180054GarLUGH DA4734W Series door window awning canopy uses 0. 137" 3. 5mm thick virtually solid polycarbonate panel with UPF80+ Ultraviolet ray protection. The awning is tested independently INTERTEK proving to be capable of affording the loading over 350lbs. HEAVY DUTY BRACKETSThe brackets of awning are made of die cut 1061 engineered Aluminum with hardness processing and oxidation finishing. The material are rust resistant and capable of providing