Our Blue Ridge Chateau features a maintenance-free poly coated wooden beam. This give the Blue Ridge Chateau a splinter-free and weather resistant finish. Many of our swing sets use this lumber components  that are treated against termites and dry rot, and then they are coated and sealed permanently. The treatment does not contain any heavy metals or arsenic, is environmentally safe, and harmless to humans and pets. The coating process is a copolymer polyethylene that has superior Ultraviolet (UV) stabilization properties and will not yellow, split, chip, crack, peel, or blister in any climate. Check out the Blue Ridge collection of swing sets now on sale.