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  - Soak Up the Savings!
    Save up to $8,300 or 30% off select hot tubs!
    Shop Sundance Spas
  Soak Up the Savings!
  Save up to $8,300 or 30% off select hot tubs!
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- Swim Spas
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  - Soak Up the Savings!
    Enjoy up to $14,000 or 25% off select swim spas!
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  Soak Up the Savings!
  Enjoy up to $14,000 or 25% off select swim spas!
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  - Soak Up the Savings!
    Get up to $4,000 or 35% off select saunas!
    Shop Saunas
  Soak Up the Savings!
  Get up to $4,000 or 35% off select saunas!
  Shop Saunas
- Kodiak Cold Plunge
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- Spas on Clearance
Water Care
Services
Resources
About
Contact

Call us today! 1-800-436-8893

Products
- Products
- Hot Tubs
  - Shop All Hot Tubs
  - Clearance Hot Tubs
  - Hot Tub Accessories
  - Hot Tub Services
  - Salt Water Compatible
  - Hot Tub Builder
  - Video Gallery
  - Hot Tub Inspiration Gallery
  - Explore Spas Features
  - Spa Health Benefits
  - Soak Up the Savings!
    Save up to $8,300 or 30% off select hot tubs!
    Shop Sundance Spas
  Soak Up the Savings!
  Save up to $8,300 or 30% off select hot tubs!
  Shop Sundance Spas
- Swim Spas
  - Shop All Swim Spas
  - Swim Spa Accessories
  - Water Care
  - Swim Spa Inspiration Gallery
  - Soak Up the Savings!
    Enjoy up to $14,000 or 25% off select swim spas!
    Shop Swim Spas
  Soak Up the Savings!
  Enjoy up to $14,000 or 25% off select swim spas!
  Shop Swim Spas
- Outdoor Furniture
  - Shop Outdoor Furniture
  - Seating
  - Tables
  - Cushions & Pillows
  - Accessories
  - Lighting
  - Shop All Furniture
    Shop Now
  Shop All Furniture
  Shop Now
- Saunas
  - Shop All Saunas
  - Custom Saunas
  - Custom Sauna Heaters
  - Custom Sauna Controls
  - Soak Up the Savings!
    Get up to $4,000 or 35% off select saunas!
    Shop Saunas
  Soak Up the Savings!
  Get up to $4,000 or 35% off select saunas!
  Shop Saunas
- Kodiak Cold Plunge
- Water Care
  - Shop All Water Care
  - Spa Maintenance
  - Filter Cartridges
  - Water Testing
  - Aromatherapy
  - Shop All Water Care
    Shop Now
  Shop All Water Care
  Shop Now
- Spas on Clearance
Water Care
Services
Resources
About
Contact
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About Us

At Great Bay Spa & Sauna, we guarantee the highest quality product and the best customer service possible. We pride ourselves on being the hot tub, swim spa, and sauna experts in Portsmouth and all of New England.

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