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Harvia Pro Series 24.1kW Wood Sauna Stove

Questions? Call us at 307-228-7754


Harvia Duo – More atmosphere.

Harvia Pro 20 Duo Steel is a combination of a wood-burning sauna stove and fireplace. Heat your sauna to a bathing temperature and enjoy the warmth of the fire at the same time. Harvia enhances the traditional spirit of the sauna and gives a good, hot bath.

With an outer casing of the stove made of high-quality stainless steel, the Harvia Duo is very durable. The stove has a large, stylish steel-framed glass door. The stove can be equipped with a pipe-mounted water heater.

The recommended size of the sauna room is 283-706 cu. ft. (8–20 m3) and the maximum amount of stones is 88 lbs (40 kg).

Package Includes: 

  • Stove
  • Warranty
  • Installation & Operation Manual



  • Stainless steel construction
  • Large glass door
  • Heats two rooms
  • Wood burning heater
  • 2-year warranty



Model WK200SLUX
Output kW 24,1
Sauna room min. cu. ft. (m3) 283 (8)
Sauna room max. cu. ft. (m3) 706 (20)
Stone capacity max. lbs (kg) 88 (40)
Dimensions width in (mm) 17 (430)
Dimensions height in (mm) 30 (760)
Dimensions depth in (mm) 20 + 11 (510 + 280)
Weight lbs (kg) 176 (80)
Safety distance to sides and back, masonry walls E, in (mm) 2 (50)*
Safety distance to sides (B) and back (C), walls and benches made of inflammable materials, in (mm) 11 7/8 (300)
Safety distance to front (D) in (mm) 11 7/8 (300)
Safety distance from upper surface to ceiling A min. in (mm) 51 1/8 (1300)
Fire chamber cover in (mm) 3/8 (10)
Diameter of smoke outlet in (mm) 4 1/2 (115)
* Leave 2″ (50 mm) between the stove and walls, provided that the air can circulate in front and to one side of the stove. If the stove is installed in a recessed wall, leave 4″ (100 mm) between the stove and walls for the air circulation.

Woodburning stove Harvia 20 Duo

Woodburning stove Harvia 20 Duo


Instructions for Installation and Use

Harvia Wood Burning Stoves Instructions for Installation and Use

Click here to View or Download

Harvia Sauna Heater Stones (additional user instructions)

Click here to View or Download



  • The Lowest Price Guaranteed
  • Free Shipping
  • No Sales Tax in the U.S.
  • 2-Year (Consumer use)

Shipping & Returns

Shipping & Returns

Frequently Asked Questions

When will I know my order has shipped?

As soon as you place your order, you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your credit card for the purchase. As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment. If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via e-mail. If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment. If for some reason, there is a delay in stock, we will contact you before accepting payment.

When will my order ship?

If your order is in stock and we process the charges to your credit card, it will ship within 2-5 business days from the date of your order. We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out. If you do not receive tracking information from us within six business days of your order, feel free to follow up with us">

No Shipping outside the lower 48 in the USA.

If you have questions regarding anything below, please send an email to sales@thefullfacility.comor call us at 1-307-228-7754


Take a look at our Easy Return And Refund Policy: Return And Refund Policy

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