Description
Harvia Pro 20 RS Wood-Burning Sauna Stove with Water Tank
Traditional Sauna Heater with Right-Side Water Tank
The Harvia Pro 20 RS is designed for sauna users who want authentic wood-burning performance with added functionality. Featuring a built-in 30-liter water tank on the right side, this stove allows you to heat water while enjoying your sauna.
Ideal for cottages, cabins, and outdoor sauna setups, it combines traditional Finnish heating with practical convenience. The large stone capacity ensures consistent heat and a rich, steady steam experience.
Wood-Burning Performance
The Harvia Pro Series stove delivers deep, radiant heat through direct wood combustion, creating an authentic sauna experience that electric heaters cannot replicate.
With 24.1kW of heating power, it efficiently heats sauna rooms ranging from 283 to 706 cubic feet while maintaining steady and long-lasting warmth.
Performance benefits include:
Fast and efficient heat-up
Deep, penetrating wood-fired heat
Consistent and even temperature distribution
Built-In Water Tank for Convenience
The integrated 30-liter water tank on the right side provides a convenient way to heat water during your sauna session, making it ideal for traditional and off-grid setups.
Benefits include:
Dual functionality with heating and hot water
Convenient access to heated water
Enhanced traditional sauna experience
Stone Requirements and Heat Performance
This stove requires 88 lbs of sauna stones (2 boxes of 44 lbs, 10–15 cm stones), sold separately.
Sauna stones absorb and gradually release heat, creating a softer, more balanced temperature while improving steam quality and overall sauna comfort.
Key Features
24.1kW wood-burning sauna stove
Built-in 30-liter right-side water tank
Durable black steel construction
Large stone capacity for consistent steam
Designed for traditional sauna heating
Floor-mounted installation
CE and EAC certified
What’s Included
Sauna stove
Installation and operation manual
Product Specifications
| SKU / Model | WKPR20RSM / WKPR20RSM |
| Series | Harvia Pro |
| Type | Stove |
| Color / Finish | Black |
| Construction Material | Black Steel |
| Output | 24.1kW |
| Wattage | 24100.0W |
| Room Volume | 283-706 CU. FT. |
| Stone Requirement | 88 lbs |
| Dimensions (W x D x H) | 23"W (584mm) x 20"D (510mm) x 30"H (762mm) |
| Width | 23" (584mm) |
| Depth | 20" (510mm) |
| Height | 30" (762mm) |
| Product Weight | 144 lbs |
| Installation Type | Floor-Mount |
| Certifications | CE EAC |
Technical Documents
| Installation & Operation Manual | Download Manual (PDF) |
| Data Sheet | Download Data Sheet (PDF) |
| Warranty | Download Warranty (PDF) |
Why Choose Harvia Pro Series
Harvia sauna heaters are crafted in Finland and are known for their durability, efficiency, and authentic wood-fired performance. The Pro 20 RS stands out with its right-side water tank and reliable heating capability, making it a practical choice for traditional sauna users.