You should look at the quality from the part and cost of it before creating a deal.
Professional the wood is treated properly prevent water damage and disentegration. For example, around large cities, maybe in very polluted countries like China as well as the United States of the union. https://www.streetinsider.com/Press+Releases/Unlocking+The+Body+Begins+Offering+Flotation+Therapy+In+Puyallup/15388647.html