If you’re searching for a spa that’s easy to maintain, fun for the whole family and provides excellent hydrotherapy, you’ve come to the right place. IST delivers unprecedented value and technology, making it the purest performance spa on the market.

From our JetSTREAM™ tuned waterways to our one-piece Casement engineering to our efficient heating system, IST is a smart buy in spas and hot tubs.

Compare!  You’ll quickly see that IST is the spa that makes sense.

Are you a therapIST?
Experience the ultimate water massage and let IST hydrotherapy wash your cares away. Learn more

Are you a stylIST?
High gloss shell, pleasing lines and comfortable, contoured seating, IST spas combine form with function. See our designs

Are you an environmentalIST?
IST spas are energy efficient, and also feature recycled materials to give you the ultimate green spa experience. Learn more