Call us today! 1-800-436-8893
Grand Opening

New Location!

Great Bay Spa & Sauna Has Moved To A New Location!

Come check out our new state-of-the-art showroom at 1850 Woodbury Ave, Portsmouth, NH 03801! Our new and improved location showcases all of our top-selling products including Sundance® Spas, Hydropool Swim Spas, Helo Saunas, and more!

New Store Details!

Enhance your backyard enjoyment with the ultimate in hydrotherapy and relaxation from the best brands in the industry including Sundance® Spas, Hydropool Swim Spas, Helo Saunas and more.

Spin to Win!

Fill out the form below to spin the wheel to win an exclusive deal!

*Disclaimer: Great Bay Spa & Sauna's Spin to win promotion is available during our Grand Opening Promotion Only, and cannot be used in conjunction with any other offer. This offer is available in-store only, and not redeemable online. Offer/coupon will be emailed to you, and expires on 10/1/2022. One spin to win promotion per customer. Only your first spin will count.

Hot Tubs

Up to $5,000 in Savings!

Enhance your space and improve your health with a hot tub from Sundance® Spas! Sundance® Spas is one of the world’s top-selling brands known for their built-in features, water filtration, styles, and craftsmanship!

Swim Spas

Up to $9,000 in Savings!

Hydropool Swim Spas provide the ideal training environment for both athletes and casual swimmers alike! These award-winning swim spas have advanced technology and features that have made them loved by so many!


Up to $2,000 in Savings!

Saunas provide immeasurable benefits to your health and are highly regarded for helping rejuvenate tired muscles—not to mention they add beauty to any home or patio! At Great Bay Spa & Sauna, we’re happy to offer Helo Saunas!

Outdoor Furniture

Special Savings!

In-Store Only

Sit comfortably and spend countless hours outside with your family and friends with the perfect outdoor furniture! We offer a range of different outdoor furniture collections sure to fit your space!

Water Care

Up to 25% Off!

In-Store Only

Water care is incredibly important as a spa owner! Get what you need when you need it all from Great Bay Spa & Sauna! Just have a question? Come on in, we're always happy to help!

Meet The Owner!

Jamie Burson

Jamie Burson is the owner of Great Bay Spa & Sauna. He has been with the company for over 19 years. His dedication and enthusiasm drove him from being Warehouse Worker/Delivery Driver to Manager and finally to the Owner when he purchased the company in early 2021. Jamie truly loves what he does and works hard to ensure his customers get the best experience while at his store.