Harvia PRO 36 DUO 31kW Wood Burning Sauna Stove | WK360SLUX
Harvia PRO 36 DUO 31kW Wood Burning Sauna Stove | WK360SLUX
Enjoy the best of both worlds with the innovative and versatile Harvia 36 Duo. Both a wood-fired sauna stove and a fireplace! A unique solution to heating two rooms with one stove. Relax in an intense, steamy sauna room, then move to the next room to enjoy the warm glow of a fireplace.
The Harvia 36 Duo lets you load wood into the sauna stove from an adjoining room so you don't need to bring messy cordwood into your sauna. Harvia wood-fired sauna stoves are both attractive and incredibly high quality with an outer casing designed from durable, premium-quality stainless steel. The stylish glass door creates a beautiful fireplace and Harvia's wood burning technology will ensure the best traditional sauna experience.
Features:
- For large sauna rooms from 494 to 1271 cu. ft.
- Heater and fireplace, 2-in-1 design
- 31kW
- 132 pound stone capacity (Requires 3 boxes sold separately)
- Stainless steel construction
- Large steel-framed glass door
- Free-standing with adjustable feet
- Designed, engineered, and made in Finland
- Limited 2-year warranty
Includes
Included:
- Sauna Stove
- Installation and operation manual
- 2 year warranty
Add-Ons:
- 3 boxes of Harvia stones 88 lbs | AC3020
- Harvia Pipe Adaptor (4.5" Euro -> 6" USA) | WZ115155
- Protective Bedding (to protect combustible floor material) | WL110
- Protective Sheath Panel (reduces safety distance to combustible materials) | WL850
- Chimney Kits (everything you need to safely exhaust) | WHP1500M
- Water Heater 5.8 gallon (placed directly on top of the stove) | WP220ST
Specification
Specifications:
Kilowatt Rating: 31 KW
Primary Fuel: Wood
Firewood Specifications:
- Maximum Length: 15.3" (390mm)
- Diameter Range: 3-6" (80-150mm)
Cubic Feet Capacity:
- Minimum: 494 CF
- Maximum: 1271 CF
Dimensions:
- Width: 20" (510mm)
- Depth: 31" (790mm)
- Height: 32" (810mm)
Weight:
- Heater Weight: 176 lbs
- Shipping Weight (with Sauna Stones): 308 lbs
Flue Connection Location: Top
Minimum Room Height: 81.1" (2060mm)
Safety Distances:






Manuals
Order Processing: Once your order is placed, you’ll receive a confirmation email. Please allow 1–3 business days for order review and processing. If we need to confirm delivery details or there are any delays, we’ll reach out right away.
How Saunas Ship:
- Freight Delivery (Most Saunas): Sauna kits and larger models ship on a pallet via freight carrier and are delivered curbside.
- Parcel Shipping (Smaller Items): Accessories or small components may ship via UPS, FedEx, or USPS.
Estimated Delivery Timeline:
- Processing: 1–3 business days.
- Estimated Ship-Out: Typically ships in 1–2 weeks.
- Transit Time: Freight shipments typically take 3–10 business days once shipped.
- Delivery Appointment: The carrier will usually contact you to schedule delivery. An adult must be present to receive and inspect the shipment.
Important Delivery Notes:
- Curbside Delivery: Freight is delivered to the end of your driveway or loading area. Inside delivery or white-glove service is not included unless arranged in advance.
- Measure First: Confirm doorway widths, staircases, and access paths. Sauna kits ship in multiple boxes and/or pallets.
- Inspect on Arrival: Before signing, check for visible damage to packaging or pallet.
If There’s Damage: Note it on the delivery receipt (ex: “Damaged – subject to inspection”), take photos, and contact us within 48 hours so we can assist with next steps.
Warranty Coverage:
We are an authorized dealer, and all saunas include the full manufacturer’s warranty. Coverage terms vary by brand and model and are listed on the product page.
What’s Typically Covered:
- Manufacturer defects in sauna materials and components
- Heaters, controls, and electrical components per manufacturer policy
- Replacement parts shipped to you (labor not typically included)
What’s Typically Not Covered:
- Shipping damage not noted at delivery
- Natural wood variation, knots, or movement over time
- Improper installation, misuse, or operation outside manufacturer guidelines
- Electrical issues due to incorrect wiring or inadequate power supply
Need Help? If you have questions or need to start a warranty claim, contact us and we’ll help coordinate with the manufacturer to get things resolved as quickly as possible.
Sauna FAQs
Get in touch
Have a question? We'd love to hear from you. Send us a message and we'll respond as soon as possible.
