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Great Bay Spa & Sauna – Portsmouth, NH

Bullfrog Spas are available for purchase at Great Bay Spa & Sauna in Portsmouth, VT. Great Bay Spa & Sauna offer the best hot tubs in Portsmouth and the surrounding area with a comprehensive selection of premium hot tubs by Bullfrog Spas, along with hot tub chemicals, hot tub covers, spa accessories, supplies and essential outdoor living products.


Bullfrog Spas are the only hot tubs available in Portsmouth, NH 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 experience that is unique to your body, your therapy needs, and your hydromassage preferences.

R Series Hot Tubs by Bullfrog Spas


Great Big Hot Tub Sale - Great Bay Spa & Sauna

Great Big Sale at Great Bay Spa & Sauna

  • Hot Tubs up to 55% off
  • 0% for up to 60 months
  • Over 5 truckloads of hot tubs available
  • Over 30 hot tubs on display
  • Extra savings on Factory Blemished Models and 2016 Leftover hot tubs

Visit today! With 5 truckloads of hot tubs available, our prices and selection simply will not be beat.


Contact Information:

Address: 275 Constitution Ave, Portsmouth, NH 03801

Display Products:

  • Bullfrog Spas
  • Spa care chemicals
  • Spa covers and accessories

Service Areas:

Portsmouth, NH and surrounding areas.

Design the very best hot tub to fit your New Hampshire climate and lifestyle today with Bullfrog Spas’ unique SpaDesign Software.


Your yard and home could be incredible with a new Bullfrog Spa from Great Bay Spa & Sauna in Portsmouth, New Hampshire.