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FreshWater® IQ System
Gold Award-Winning Product - SPASA Awards 2025
FreshWater IQ™ won SPASA’s New Product Award and Product of the Year for its innovative, industry-leading technology that automates pH and chlorine, resulting in 90% reduced maintenance time. The award affirms Hot Spring’s leadership in spa innovation and hydrotherapy standards.
Your spa pool should take care of you, not the other way round
It’s finally here: the world’s first spa system that does the work for you. After a decade of collaboration with Watkins Wellness, Masco Research & Development and the University of Michigan, we’re thrilled to unveil a genuine revolution in spa pool water care: the FreshWater® IQ System.
Zero manual water testing. The entire process is automated. Zero guesswork and zero mistakes. Just groundbreaking water care science.
The result? Less work, less worry, and more time soaking in the world’s most luxurious spa pool water.
How we compare
Between unmatched quality, innovation and energy efficiency, Hot Spring spa pools are built differently.
Only available with Hot Spring
Only available with Hot Spring
Hot Spring
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Hourly Water Testing & Automated Adjustments
Hot Spring
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Up to 90% Less Maintenance Time
Hot Spring
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No Daily Use of Test Strips
Hot Spring
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Shop by collection
Highlife® Collection
The ultimate soaking and ownership experience.
- Soak in the cleanest, clearest, softest and freshest spa pool water you’ve ever felt.
- Advanced filtration: 100% of your spa water is filtered 100% of the time.
- Patented hydromassage jets deliver unmatched relaxation and relief.
- Automated water care and energy-efficient features save serious time and money.
Limelight® Collection
Stunning, feature-packed, designed to be shared.
- Crystal clear water courtesy of our optional FreshWater Salt System.
- Cleaner water with less effort thanks to a double-filter design.
- Premium energy-saving features so you spend less while soaking more.
Hot Spot® Collection
Quality, performance, and value. Maximize your every day.
- A built-in water sanitising system for straight-forward maintenance.
- Dependable energy-efficiency features to save time and money.
- Hot Spring’s famous quality and innovation in a cost-effective package.
Freeflow® Collection
Built for value by delivering an affordable spa option with effective design.
- No electrician required – with Plug’N’Play you just need a standard power outlet.
- Full foam insulation for more warmth, maximum efficiency and lower power bills.
- The unique unibody design is super lightweight yet incredibly durable.
“We are thoroughly enjoying our spa! The guys that installed it were also great!. Hot Spring Spas have some of the best customer service we have experienced – all with patience, friendliness, professionalism and I felt genuineness. Thank you!"
Reduce spa pool maintenance by up to 90%
With automated water testing conducted every hour, and clear instructions displayed on a screen, the FreshWater® IQ System dramatically reduces the amount of time you work on your spa, so you can enjoy more time soaking in it.
The perfect spa water, every time
With the FreshWater® IQ System conducting hourly checks, and working in tandem with the FreshWater Salt System to deliver the perfect amount of sanitiser, you’ll never soak in anything less than the finest spa water possible.
Call or visit local dealers
Speak to your local dealer for a test soak or for more information on specific product features.
Download our Free Spa Pool Buyers Guide
With over 45 years experience and the most spas sold globally, our guide clearly outlines what you need to consider when buying a spa pool. This will ensure your running costs and maintenance time are the lowest in New Zealand, making your soak completely stress free.
