Dimension One Spas has been the leader in the design and manufacture of premium hot tubs since 1977. The design and engineering team at D1 have taken the time to listen to YOU, which has led us to develop the most therapeutic and relaxing experience available. The seats in our spas are based on over 100 measurements of the human body so you can always find the perfect fit.

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Legendary Design

D1 is also committed to the quality of your tub for life. That’s why our patented UltraLife™ shell carries a lifetime warranty against cracks, leaks, fading or other wear from environmental exposure. Our patented Envirotect skirting, built from durable, all-weather material including recycled milk jugs, also carries a lifetime warranty. It requires no waterproofing or staining and will look as new as the day you bought it for years to come.

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Human Centered Design

Studies have shown that hot tubs help reduce stress, symptoms of arthritis and fibromyalgia, help improve sleep quality, blood pressure and expedites the body’s healing process.D1’s patented innovations like the Jet Therapy pillow that targets the neck and shoulders and tactile therapy that allows for an acupressure massage, are just a few examples of D1’s commitment to your health and hot tub soaking experience.

Exterior Design

Durability, environmentally friendly design and ultimate relaxation

Interior Features

Designed to bring you the ultimate in comfort therapy, and convenience

Feature Rich

More features that give you exactly what you need

Meticulous Research

Precision engineering is evident in every detail

Dimension One Spas

There is so much to love about owning a Dimension One Spa.

Nearly 40 years of pushing the envelope of what a hot tub should be