




ThermaSol PROIII-750: The Ultimate 20kW Steam Shower Generator
Elevate your home spa experience with the ThermaSol PROIII-750, a state-of-the-art 20kW steam shower generator designed for steam rooms measuring 576 to 750 adjusted cubic feet (ACF). Engineered with cutting-edge technology and ThermaSol’s renowned durability, this PRO Series II model delivers a consistently luxurious steam bath every time.
Innovative Features for an Unmatched Steam Experience
The PROIII-750 is built with advanced Smart Steam technology (patented), ensuring a steady and uninterrupted steam flow—no temperature fluctuations, no steam bursts, just perfect relaxation. With its exclusive FastStart feature, your steam session starts in seconds, eliminating long wait times.
Equipped with PowerFlush, a pressurized self-cleaning system, the PROIII-750 prevents sediment buildup, keeping your unit in peak condition. The split tank design separates the heating and water feed functions, enhancing performance and extending the unit’s lifespan.
Built for Reliability & Seamless Integration
- Durable Stainless-Steel Construction – Built to last with high-quality materials.
- Superior Heating Elements – Low-watt density Incoloy elements ensure efficient performance.
- CAN Bus Digital Technology – Provides reliable two-way communication between the generator and control system.
- Versatile Compatibility – Works with Thermatouch, Signatouch, Microtouch, Signature Control, Easy Start, Wellness Package, and Digital Shower Package.
The PROIII-750 is also designed to accommodate premium steam shower accessories such as the Serenity, Light, Sound, and Rainhead systems, allowing you to create a fully immersive spa environment.
Effortless Installation & Versatile Placement
This steam generator is compact yet powerful and can be installed up to 50 feet away from your steam shower enclosure. Popular installation locations include:
✔ Closets
✔ Vanity cabinets
✔ Climate-controlled attics
✔ Basements
What’s Included in the Package?
- 20kW Steam Generator
- Stainless Steel Drain Pan
- Braided Stainless-Steel Hose & Fitting
- In-Line Water Screen Kit
- Pre-Plumbed Safety Relief Valve
- Steamhead Housing & Cable Kit
- 50' CAN-Bus Cable for Controller
- Installation Instructions & Warranty
Peace of Mind with ThermaSol’s Lifetime Warranty
The ThermaSol PROIII-750 is UL and CSA listed for safety and crafted in the USA to meet the highest quality standards. Enjoy worry-free ownership with ThermaSol’s limited lifetime warranty, ensuring your steam shower delivers relaxation for years to come.
Upgrade your home spa today with the ThermaSol PROIII-750 and experience the ultimate in steam shower luxury!
Installation Manual / Installation Diagram / Specification Sheet
Required Controls & Packages For Operation