Harvia Pro 20 Duo 24.1kW Steel Wood Burning Sauna Stove

Harvia Pro 20 Duo 24.1 kW steel wood-burning sauna stove

The Harvia Pro 20 Duo is a 24.1 kW wood-burning sauna stove designed to serve two rooms: the sauna and an adjoining fireplace room. It has a stainless steel outer casing and a glass door.

Best for: Saunas of 283-706 cubic feet with an adjoining room where the stove can also serve as a fireplace.

Specifications at a glance

• Model: Harvia Pro 20 Duo (item WK200SLUX)
• Power output: 24.1 kW
• Recommended room volume: 283-706 cu ft
• Dimensions (H x W x D): 29.92 x 16.93 x 20.08 in
• Net weight: 168.7 lbs
• Recommended stone amount: 88.2 lbs (stone size 10-15 cm)
• Material and color: Steel, black, stainless steel outer casing
• Fuel: Wood
• Installation: Floor-standing, interior wet area
• Clearances to combustible materials: Front 11.81 in, back 11.81 in, sides 11.81 in, ceiling 4.27 ft

Space, power and setup

Measure your sauna room, doorways and the delivery path before ordering; this stove weighs 168.7 lbs and Harvia lists about 88.2 lbs of stones for it. A wood-burning stove needs a chimney or flue to the outdoors, a safe floor and the clearances to combustible materials listed above, and Harvia lists it for interior wet-area use. Follow the Harvia manual and local building and fire codes, and have a qualified installer confirm the setup.

Questions buyers ask

What size sauna is the Harvia Pro 20 Duo designed for?

Harvia lists a recommended room volume of 283-706 cubic feet for this model, with a minimum room height of 6.56 ft. To estimate your sauna's volume, multiply its width, depth and height in feet. If you are near either end of the range, call us and we will help you compare options.

What do I need to install a wood-burning sauna stove?

It needs a chimney or flue to the outdoors, a suitable floor and the clearances to combustible materials listed by Harvia (see the specifications). The Harvia manual and your local building and fire codes apply, so have a qualified installer confirm the setup. Call us if you want help planning chimney components for your layout.

What is included with the Harvia Pro 20 Duo?

Harvia lists the heater, frame, glass door, grill and installation and operating instructions in the package. Call us if you have questions about stones or other parts you may need.

What should I expect for delivery?

Curbside delivery is free within the continental U.S. The heater weighs about 168.7 lbs, so measure doorways and your path to the sauna and plan for help moving it. White Glove delivery is optional and priced at checkout follow-up.

What is the return policy?

We accept returns within 30 days on unused items in original packaging; the customer pays return shipping. We also offer price match, and financing may be offered at checkout. Call 1-762-214-2594 with any questions.

Helpful guides

Browse related collections: Wood Stove Sauna Heaters, Harvia Sauna Heaters, Sauna Accessories.

Not sure which size or configuration fits your space? Call 1-762-214-2594 (Mon-Sun 9am-9pm EST) or request a quote, and our product specialists will help you compare options and plan delivery and installation.

Intended for general wellness use, following the manufacturer's instructions. Not intended to diagnose, treat, cure, or prevent any disease or medical condition. Results vary.