Bullfrog Spas are available for purchase at Green Mountain Hot Tubs in Williston, VT. Green Mountain Hot Tubs offers the best hot tubs and swim spas in Williston and the surrounding area with a comprehensive selection of premium hot tubs and swim spas by Bullfrog Spas, along with hot tub chemicals, hot tub covers, spa accessories, supplies and more.

Bullfrog Spas are the only hot tubs and swim spas in Vermont and the world with the patented JetPak Therapy System. JetPaks allow you to interchange modular jetted spa seats to create a perfect, personalized hot tub and swim spa experience that is unique to your body, your therapy needs, and your hydromassage preferences.