
Product Information
Elevate your shower to a luxurious spa experience with the ThermaSol PROI-395 PRO Series I Essential
Steam Shower Generator.
Designed for spaces between 241 to 395 adjusted cubic feet, this powerful generator features an 11kW
heating element for consistent and efficient steam generation.
Equipped with innovative Fast Start technology, corrosion-resistant stainless steel construction, and a
split tank design for enhanced durability, the PROI-395 ensures reliable, maintenance-free performance
for ultimate relaxation.



Product Features
The ThermaSol PROI-395 PRO Series I Steam Shower Generator delivers consistent steam with no lags or bursts, thanks to exclusive Fast Start technology for steam in seconds.
Designed for spaces up to 395 adjusted cubic feet, it features durable stainless steel, Incoloy heating elements, a split tank design, and advanced CAN-bus technology.

ThermaSol PROI-395 PRO Series I Essential Steam Shower Generator
Instant Steam with Fast Start Technology:
Enjoy immediate steam generation with the exclusive Fast Start feature, providing steam in seconds for a
seamless and efficient spa experience.
Consistent and Powerful Performance:
The PROI-395 delivers steady steam output without interruptions or bursts, ensuring a soothing and
uninterrupted relaxation session.
Durable and High-Quality Construction:
Built with corrosion-resistant stainless steel and advanced Incoloy heating elements.
Advanced Digital Communication:
Featuring two-way CAN-bus technology, the PROI-395 ensures smooth communication with compatible controls
for effortless operation and customization.
Additional Features
Discover unparalleled luxury and advanced technology with the ThermaSol PROI-395 PRO Series I Steam Shower Generator. Designed for ultimate comfort and efficiency, this system combines cutting-edge features and durable construction to elevate your home spa experience to a new level of indulgence.

Fast Steam Activation
The exclusive Fast Start technology delivers steam in seconds, providing instant relaxation without waiting.

Reliable Digital Connectivity
Two-way CAN-bus technology ensures seamless communication between the generator and control for enhanced performance.

Durable Stainless-Steel Design
Built with corrosion-resistant stainless steel and Incoloy heating elements for lasting reliability and efficiency.

Flexible Installation
Install up to 50 feet away from your steam shower, with compatibility for HydroVive and Serenity systems, for unparalleled versatility.
What’s Included?
- 11kW Steam Generator
- In-line Water Screen Kit
- Steamhead Housing Installation Tool
- Steamhead Housing and Cable Kit
- 208-240 Volt Power Cord (5ft)
- 50' CAN-bus Cable for the Controller
- Installation Instructions
- Static Cling Warning Label
- Warranty

About ThermaSol
ThermaSol, a US-based pioneer in residential steam showers, has been innovating spa equipment since 1958.
Established by David Altman, the company has been proudly family-operated for three generations and became part of the Harvia family in 2024.
Offering smart showers, steam and sauna systems, and advanced steamheads, ThermaSol is committed to delivering safe, reliable, and eco-friendly multi-sensory spa experiences.


Why Choose Us?
Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.
As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.
Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.
Specifications
Model | PROI-395 |
---|---|
Kilowatt Rating | 11 kW |
Maximum Cubic Feet | 395 FT |
Amperage | 46 |
Heater Weight | 40 lbs |
Water Inlet | 3/8" NPT |
Steam Outlet | 1/2" NPT |
Safety Valve | 3/4" NPT |
Electrical Connection | Hardwired |
Width | 18" |
Depth | 23" |
Height | 14" |
Warranty & Returns
Return Policy
To request a return or refund, customers can use our contact form, email info@peakprimalwellness.com, or phone – (877) 689-4898 . Once the product is inspected and confirmed to be in brand new condition, we will initiate the refund, which typically takes 5–7 business days to post back to the original payment method. Refunds can be applied via the customer’s preferred method, including card or bank transfer. Shipping instructions and the return address will be provided upon contacting customer service. Please include photos if the product arrives damaged. Click here to view our complete return policy for more details.
Shipping Policy
Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. Click here to view our complete Shipping policy for more details.
Frequently Asked Questions
What makes the Fast Start technology unique?

Fast Start technology ensures steam is generated within seconds, providing a quick and efficient start to your spa experience.
Is the PROI-395 easy to install?

Yes, the PROI-395 is designed for flexible installation and can be placed up to 50 feet away from your steam shower, adapting to various layouts.
How does the split tank design improve durability?

The split tank design separates heating and water feed functions, reducing wear and enhancing the generator’s longevity for years of reliable performance.
What controls are compatible with the PROI-395?

The PROI-395 is compatible with ThermaSol controls like Thermatouch, Signatouch, Microtouch, Signature Control, and Easy Start systems.
Can the PROI-395 be used with ThermaSol accessories?

Yes, the PROI-395 is fully compatible with HydroVive, Serenity systems, and other ThermaSol accessories to enhance your spa experience.