About Master Spas

Master Spas is based in Fort Wayne, Indiana. Operating out of a state-of-the-art, 33-acre campus, we are the largest swim spa manufacturer in the world, and largest portable spa and hot tub manufacturer that makes 100% of our product in the USA. Our management team has over 100 years of spa manufacturing success, and one of the strongest track records in the industry.

Legendary Service

In a crowded hot tub market, most people notice that there's something different about Master Spas. It is hard to define but easy to recognize. It begins with the way we treat our customers—like family. That means we always give you the best service, the best prices and, of course, the best products.



For over 20 years, Master Spas has proudly manufactured all of our hot tubs and swim spas in the United States. We believe it makes a noticeable difference in the overall quality of our products and gives customers yet another reason to choose Master Spas.



Young girl in a hot tub

Unmatched Quality and Innovation

Our hot tubs and swim spas are recognized across the industry for both quality and innovation. Our Master Crafted process ensures we never cut corners and that we continually innovate to bring new, exciting products to market. What exactly is the Master Crafted Advantage? Learn More

Cutaway view of a master spas hot tub

Master Spas Cares

At Master Spas, we value honesty, hard work, having fun, faith and helping others. These values are core to who we are as a company and guide every decision we make. Master Spas Cares is a product of our belief that helping others shouldn’t be something we do once a year, but instead, it should be part of each day and every interaction. To learn more about the Master Spas Cares program, select from the organizations we support below.

Lupus Foundation of America logo The Crossing logo Vera Bradley Foundation logo Naz Children's Centre logo

Exclusive Hot Tub Features

Master Spas' innovation is found throughout our products but is showcased best in our exclusive features that take your spa experience to the next level.

Bio Magnetic hot tub therapy

Master Force™ Bio-Magnetic Therapy System:
We're ahead of the curve in the re-emergence of bio-magnetic therapy. Our system applies magnetic therapy to pressure points along the neck, shoulders and back to relieve pain.
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eco pur charge filtration system

EcoPur® Charge Filtration System:
Using the same elements as Mother Nature, our patented filtration system purifies your water with less chemicals, saving you money and time each month and safeguarding your investment.
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hot tub water management system

Mast3rPur™ Water Management System:
Only Master Spas has a blended system of three natural sanitizers for unparalleled water quality with clarity, silkiness and a fresh scent.
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energy efficient hot tub

Energy Efficient:
Thanks to our stringent Master Crafted building method and Icynene foam insulation, our spas have energy efficiency built in so that they're easy to own, easy to enjoy and economical to operate.
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noise reduction system for a quiet hot tub

Noise Reduction System (NRS):
The NRS is the result of advanced engineering and innovation. This system reduces both vibration and noise generated by the motor and pumps, resulting in a significantly quieter hot tub.
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