Play Tower breathable fabric canopy converts open playgrounds to shaded play areas. High-density, polyethylene knit fabric allows air to flow freely and prevents heat buildup. Blocks up to 97% of harmful UV. radiation from reaching children playing beneath. Also protects playground equipment from excessive heat and severe weather conditions, such as hail. Can reduce ambient temperature around play structures up to 20. Fabric warranted for 10 yrs. Semi-polished, cold-rolled galvanized steel frames boast a 20-yr. warranty. Also come with powder-coated finish for extra layer of protection. Additional structures are available to shade pool areas, beaches, school grounds, parks, marinas and docks, golf courses, work areas, and other outdoor venues.