Harvia Pro Series 20 Duo Wood Stove Sauna Heater
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Product Information
The Harvia Pro Series 20 Duo is a dual-function wood-burning sauna heater that warms both your sauna and
an adjoining room.
With a sleek stainless steel frame, large glass door, and 24.1kW output, it offers strong steam
performance and cozy fireplace ambiance. Perfect for spaces that combine sauna tradition with modern
comfort.
Product Features
Engineered for both performance and versatility, the Harvia Pro 20 Duo efficiently heats two rooms from
one central unit.
Its stainless steel frame, large viewing glass door, and durable construction make it a stylish and
practical addition to any medium-sized sauna.
88 lbs stone capacity
Stainless steel frame
Dual-room heating system
Large glass viewing door
24.1kW heat output
Harvia Pro Series 20 Duo Wood Stove Sauna Heater
Dual-Room Heating:
Enjoy powerful sauna steam while also heating an adjacent room for relaxation between sessions.
Modern Stainless Frame:
Built with durable, sleek stainless steel that resists heat and enhances your sauna’s aesthetic.
Large Glass Door:
Provides a beautiful view of the flames while offering warmth and atmosphere in both rooms.
Mid-Range Power Output:
The 24.1kW output efficiently heats medium-sized sauna rooms with excellent temperature consistency.
Stone Heating Capacity:
Accommodates 88 lbs of stones (sold separately) for rich steam and heat retention.
Made in Finland:
Harvia’s Finnish craftsmanship ensures quality, longevity, and authentic sauna performance.
Additional Features
This dual-function stove offers efficient two-room heating, sleek design, and reliable performance with high-quality Finnish craftsmanship and materials.
24.1kW Heat Output
Heats sauna spaces quickly and evenly with sustained performance over longer sessions.
Two-Room Heating
Simultaneously heats a sauna and adjacent room for added comfort and function.
Stainless Steel Frame
Modern, durable finish resists heat and adds a polished look to your sauna setup.
Glass Viewing Door
Enjoy the warmth and ambiance of visible firelight in both connected spaces.
About Harvia
Harvia is a globally recognized Finnish brand known for its premium sauna heaters, control systems, and wellness solutions.
Founded in 1950, Harvia blends traditional sauna culture with modern technology, offering reliable, high-performance products.
Renowned for durability, efficiency, and elegant design, Harvia continues to lead the industry in crafting exceptional sauna experiences for homes and commercial spaces worldwide.
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.
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Clear, honest return policy
Specifications
| Brand | Harvia |
| SKU | WK200SLUX |
| Model | Pro Series 20 Duo |
| Power Output | 24.1 kW |
| Primary Fuel | Wood |
| Material | Stainless Steel |
| Stone Capacity | 88 lbs (2 boxes) |
| Installation | Floor-mounted |
| Height | 30" |
| Width | 17" |
| Depth | 20" |
| Net Weight | 169 lbs |
| Safety Distances | Front: 12", Sides: 4", Back: 4", Ceiling: 52" |
| Room Min Height | 82" |
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 size sauna room is this heater best for?
The Pro Series 20 Duo is ideal for medium-sized sauna rooms and adjacent spaces requiring efficient two-room heating.
Are sauna stones included in the package?
No, you will need to purchase 88 lbs of sauna stones (2 boxes of 10–15 cm stones) separately.
Can it be used in outdoor saunas?
Yes, it is suitable for outdoor saunas with proper weather protection, insulation, and ventilation.
What makes the Duo model unique?
The Duo series features a fireplace on one side and sauna heater on the other, heating two rooms simultaneously from one unit.
What type of wood should I use?
Use dry, seasoned hardwood up to 15" in length for the best heat and combustion performance.
Is the large glass door heat-safe?
Yes, the glass door is heat-resistant and framed in stainless steel to ensure durability and safety during high-heat operation.
How long does it take to heat the sauna?
The sauna typically heats in 30–45 minutes depending on room size, insulation, and outside temperature conditions.
