Hydro Systems Hydro Chill Ultra

Hydro Systems announced its next-generation Hydro Chill cold plunge system and companion app. The latest evolution of Hydro Chill represents a fusion of Hydro Systems’ most advanced hydrotherapy technology and smart home automation, creating a new standard of control and efficiency for cold water therapy.

Available on virtually any Hydro Systems tub, the next generation of Hydro Chill is built on a single idea that has long formed the backbone of Hydro Systems’ innovations — wellness is deeply personal, and the technology supporting it should be too.

Cold water therapy is known for delivering benefits for recovery, circulation and mental clarity. The Hydro Systems cold plunge system has become one of the company’s most sought-after hydrotherapy solutions, and with the next-generation Hydro Chill technology, homeowners now have complete control over the ritual behind it.

The next-generation Hydro Chill gives users the ability to plan, program and personalize their wellness ritual in a way that was not possible before.

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New features include iIntegrated app controls, faster cooling and better efficiency, quieter operation, a compact footprint and simplified installation. 

Users can power the system on and off and adjust temperature settings remotely. Optional keypad controls at the tub or wall interface are available as an upgrade. The system reaches and maintains target temperatures more quickly and consistently, with improved energy efficiency over the previous generation. Reduced operating noise supports a more seamless wellness environment. 

A smaller unit profile reduces required mechanical space and allows for easier integration across a wider range of project types. The recirculating pump is now fully integrated within the unit, eliminating the need for a separate external control box or additional electronic components. A single-point connection system makes installation more intuitive than previous configurations. Ozone and UV light helps to disinfect the water and keep it clean, naturally.

Introducing Hydro Chill Ultra

Launching alongside the next-generation Hydro Chill is Hydro Chill Ultra, a self-contained system that delivers both cold and hot water therapy within the same vessel, using the same water.

Hydro Chill Ultra eliminates the need for a separate hot water source as it generates its own hot water within the unit. That capability opens the door for installation flexibility, especially useful in spaces without an existing hot water hookup, such as remote wellness rooms, pool houses or detached structures. Water is shared between both hot and cold functions, reducing waste and streamlining the overall system footprint.

Hydro Chill Ultra is available as a complementary system within the broader Hydro Chill ecosystem, giving designers and specifiers a scalable solution for complete wellness environments.

The Hydro Systems cold plunge system won a 2024 Good Design Award in the Bathroom and Accessories category. Designed for seamless integration across the Hydro Systems collection — including freestanding, alcove and drop-in tubs — it is suited for applications ranging from residential to hospitality.

Extensive customization options across size, color, finish and style ensure compatibility with virtually any aesthetic or project requirement. The system can also be combined with other therapy options in the Hydro Systems portfolio, including Whirlpool, Indulge, Thermal Air Bath and chromatherapy, giving users the option of a cold plunge in the morning and a relaxing hot or whirlpool bath in the evening — all in a single tub.

Posted in: Bath Tubs , Wellness

Published: October 7, 2026

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