The Harvia 50 WK500 is a commercial-grade, floor-standing wood burning sauna stove engineered for large public and group saunas. With a generous stone capacity and robust cast-iron construction, it delivers steady, even heat across spaces up to 1,766 cubic feet — making it a trusted choice for facilities, retreat centers, and serious sauna enthusiasts who demand performance at scale.
Why Customers Choose the Harvia 50
- Handles very large sauna rooms that smaller stoves cannot adequately heat
- Large stone bed releases heat evenly for a consistent, traditional Finnish sauna experience
- UL Listed for safety and code compliance in commercial and residential installations
- Graphite black finish suits both modern and classic sauna aesthetics
- Backed by Harvia, a globally recognized sauna equipment manufacturer
Product Highlights
Large-Capacity Stone Bed
Requires 7 boxes of sauna stones, which absorb and radiate heat steadily throughout the session for a smooth, enveloping warmth.
Floor-Standing Design
The freestanding format provides installation flexibility and a commanding presence suited to large sauna rooms and public facilities.
Traditional Wood Burning Operation
Burns standard firewood to produce authentic dry heat in the Finnish tradition — no electricity required during operation.
UL Listed Safety Certification
Independently tested and listed by Underwriters Laboratories, supporting compliance with building and fire codes in most jurisdictions.
Graphite Black Finish
The durable graphite black exterior is heat-resistant and complements a wide range of sauna interior styles.
Specifications
| Model | WK500 (Harvia 50) |
| Room Capacity | 706 – 1,766 cubic feet |
| Dimensions | 21"D × 29"W × 42"H |
| Weight | 300 lbs |
| Fuel Type | Wood |
| Stones Required | 7 boxes (sold separately) |
| Installation Type | Floor standing |
| Safety Certification | UL Listed |
| Finish | Graphite black |
| SKU | WK500 |
Ideal For
- Public sauna facilities and wellness centers
- Large private sauna rooms (706–1,766 cu ft)
- Retreat centers, lodges, and spa installations
- Buyers seeking a traditional Finnish wood burning sauna experience
- Commercial installations requiring UL Listed equipment
Important Information
- Professional installation by a licensed contractor is strongly recommended. Consult local building and fire codes before installation.
- A proper chimney system is required. Please review the chimney installation documentation provided by the manufacturer before purchasing.
- Sauna stones (7 boxes) are not included and must be purchased separately. Use only stones rated for sauna use.
- Maintain required clearances to combustible materials as specified in the operations manual.
- This stove is designed for sauna use only. Do not use for space heating or cooking.
- Keep children and pets away from the stove during and after operation until fully cooled.
Frequently Asked Questions
What size sauna room is the Harvia 50 WK500 designed for?
The Harvia 50 WK500 is rated for sauna rooms between 706 and 1,766 cubic feet, making it one of the largest residential and commercial wood burning sauna stoves available.
Does the Harvia 50 come with sauna stones?
No, sauna stones are not included. The stove requires 7 boxes of sauna-rated stones, which must be purchased separately.
Is the Harvia 50 WK500 UL Listed?
Yes. The Harvia 50 WK500 is UL Listed, meaning it has been independently tested and certified for safety by Underwriters Laboratories.
Does this stove require a chimney?
Yes. As a wood burning stove, the Harvia 50 requires a properly installed chimney system. Please consult the chimney installation documentation and a licensed installer before purchasing.
Can I install the Harvia 50 myself?
Professional installation by a licensed contractor is strongly recommended. Local building and fire codes may require a permitted installation. Always review the operations manual and applicable codes before proceeding.
What fuel does the Harvia 50 use?
The Harvia 50 burns standard firewood. It does not use electricity, gas, or pellets.
The Harvia 50 WK500 is a well-built, UL Listed wood burning sauna stove designed for large-scale use. If you're outfitting a public facility, a large private sauna, or a commercial wellness space and want reliable, traditional Finnish sauna heat, this stove is worth a close look. Order today or contact us with any questions — we're here to help you find the right fit.
This product is intended for sauna use only. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any condition or disease. Consult a qualified healthcare provider before use if you have any health concerns. Always follow the manufacturer's installation and safety guidelines.