Cloud 9 Spas features quality hot tubs produced by Strong Spas - one of the largest manufacturers in the world, and one of the few hot tub manufacturers with plant operations in the USA. Cloud 9 Spas works closely with our manufacturer to ensure all models are handled with care and are shipped in a timely manner. All models are manufactured in Pennsylvania and sold/shipped to Rhode Island to our Portsmouth warehouse. We take pride in our American heritage by working with a US based manufacturer that is globally recognized in the spa industry since 1994.