NEW ENGLAND'S HOME FOR SPAS, SAUNAS & MORE
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, NH, South Portland, ME, and all of New England.
Our Black Friday sale is here with our biggest savings of the year. From now through December 15th!
*Swim spa offer valid through December 1st only.
Discover the ultimate lifestyle of relaxation and socializing with hot tub ownership. At Great Bay Spa & Sauna, we believe hot tubs are more than just a product, they're a way of life.
We are here to help! We know shopping for a hot tub can be confusing and complicated. Here are the best selling hot tubs for your convenience.
Discover the ultimate destination for hot tub buying information. Explore our Sundance® models and we'll do our best to give you a showroom experience online. The hot tub learning resource center for owners and buyers is a comprehensive web page filled with resources to make your buying journey a breeze.
View our current sales specials happening now. We offer the best possible price on all products we sall. View our current sales on selected products happening now and save money!
Design Your Own Hot Tub
We purchased a hot tub several years ago and continue to visit regularly for supplies. They have been consistently helpful, friendly, always fair, and full of integrity.
Hydropool Swim Spas are designed with luxury and fitness training in mind. One of the easiest swim spas to maintain, these self-cleaning swim spas clean 100% of the water in the spa in a mere 45 minutes, so that you can spend your time enjoying the swim spa.
We know shopping for a swim spa can be confusing and complicated. Here are the best selling swim spas for your convenience. Have questions? We are here to help!
We sell spa covers, cover lifts, steps, spa maintenance products, sanitizing systems, filter cartridges, aromatherapy, and more. Have questions? Visit our hot tub resource center to learn more!
This short 2' handled spa net is designed for removal of light debris. The compact size of this...
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Here it is... The World Famous Water Bobble for Spas! When properly placed in the skimmer, the...
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Easy to use manual pool and spa vacuum FOR MINOR DEBRIS: The GAME handheld pool and spa vacuum...
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Sundance® SunPurity™ mineral sanitizer cartridge for Sundance® Spas Mineral purification is a...
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This is an OEM ClearRay® Bulb and not an aftermarket knockoff. Yearly replacement is required to...
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Switching Over to Waters Choice Enzymes If you are switching over to Waters Choice enzymes from a...
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*Note: Inner Portion Only. Outer Filter Sold Separately. Can be used on the Spas that used the...
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*Note: Outer Portion Only. Inner Sold Separately (Link to A81) 2009+ Sundance® 880 Series Spas...
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MicroClean Filtration Systems filter thoroughly from two directions through pleated and microfiber...
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Transform your home into a wellness retreat with our premium saunas. Whether you seek relaxation, detoxification, or improved health, our saunas are designed to provide the ultimate rejuvenating experience. Shop now and discover the perfect sauna for your lifestyle.
Buying a sauna can be confusing. But we're here to help! Here are the best selling saunas below for your convenience.
Our experienced team is waiting to walk you through our casual outdoor furniture options. We’ve got a style to suit you, and all the pieces you’ll need to create your ideal backyard. Easily design a comfortable space for relaxing any day of the week.
Not sure what to look for? Here are our best selling furniture for your convenience. Transform your entire backyard into its own retreat. Combine a hot tub with outdoor furniture to capitalize on feelings of peace and comfort.
Have questions or need expert guidance? Speak directly with a Great Bay Spa & Sauna specialist. Our team is here to help you compare models, understand features, and find the right fit for your space. Schedule a conversation today and get personalized recommendations from the experts who know our products best.
The best way to see if this hot tub is right for you is by trying it out for yourself. It's best to experience the relaxing sensation of hydrotherapy before you purchase.
Want to learn more before you decide? Request a free brochure to explore our full range of spas, saunas, and accessories. Get detailed product information, features, and inspiration delivered right to your inbox or mailbox—so you can start planning your perfect at-home retreat.
We’d love to hear from you. Whether you have a question, need more information, or just want to connect, our team is here to help. Fill out the form below and we’ll get back to you as soon as possible.
Looking to explore your options in person or from home? Schedule an appointment with our team to experience Great Bay Spa & Sauna your way. Choose from an in-store visit, a virtual demonstration, or a relaxing test soak—whatever helps you find the perfect fit for your home and lifestyle.
Need maintenance or repair? Our service team is here to keep your spa or sauna running smoothly. Use the form below to schedule a service appointment, and we’ll follow up to confirm the details and get your system back in top condition.
Ready to bring home your perfect spa, sauna, or massage chair? Claim your exclusive deal or personalized sale price today. Our team will review your selection and share the best available offer—no pressure, just honest pricing and expert guidance to help you choose what’s right for you.
