Harvia Pro 20 wood-burning sauna stove with stylish design and efficient heating for traditional saunas
Harvia Pro 20 wood-burning sauna stove featuring a sleek design with visible flames and stones in a cozy sauna setting
Harvia Pro 20 wood-burning sauna stove with stone holder and flames for sauna heating
Harvia Pro 20 wood-burning sauna stove with flames visible, designed for traditional sauna experiences

Harvia Pro 20 Wood-Burning Sauna Stove

Regular price$1,559.00
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The Harvia Pro 20 delivers 24.1 kW of wood-fired performance with a robust steel body, large stone compartment, and adjustable feet for easy leveling. A cast-iron-framed glass door provides a warm firelight ambiance while this floor-mounted classic produces gentle, long-lasting löyly for rooms 283–706 cu ft (8–20 m³).

Key Features

  • 24.1 kW wood-burning output for efficient, even heat delivery.
  • Large stone compartment supports long, gentle steam sessions.
  • Adjustable feet for stable installation and easy flue alignment.
  • 10 mm fire chamber cover enhances durability and longevity.
  • Cast-iron glass door showcases the flame for a cozy sauna atmosphere.
  • Room size: Ideal for 283–706 cu ft (8–20 m³) saunas.
  • Finnish-made: Designed, engineered, and manufactured in Finland.

Required Components

  • Sauna Stones — Minimum 88 lbs (2 boxes Harvia AC3020 or R-991), sold separately. We recommend one extra box for hand-selecting optimal shapes.
  • Chimney / Flue Kit — Required for proper venting (sold separately).

What’s Included

  • Harvia Pro 20 Wood-Burning Sauna Stove
  • Stove door & ash box
  • Adjustable leveling feet
  • Installation & operation manual
  • 2-Year Consumer Warranty

Specifications

Model / SKU Pro 20 (WK200 / WKPR20M)
Power Output 24.1 kW (wood-burning)
Sauna Room Size 283–706 cu ft (8–20 m³)
Dimensions (W × D × H) 16.9″ × 20″ × 29.9–31.1″ (430 × 510 × 760–790 mm)
Heater Weight 127 lbs (≈ 58 kg)
Shipping Weight (with stones) 215–220 lbs (varies with stone selection)
Firewood Specs Max length: 15″ • Diameter: 3–6″
Origin & Warranty Made in Finland • 2-Year Consumer Warranty

Why Choose the Harvia Pro 20?

  • Classic Finnish craftsmanship with a durable steel build.
  • Generous stone bed for soft, long-lasting steam quality.
  • Glass fire door enhances ambiance and heat retention.
  • Easy installation with adjustable feet for perfect alignment.
Pro Tip: Stack split-face stones at the bottom for thermal mass and place rounded stones on top to improve airflow and soften steam. Inspect and re-stack every 6–12 months to maintain peak performance.

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FAQs

Shipping & Delivery

Free shipping available on select orders. White-glove delivery and setup can be arranged at an additional cost in most areas. We'll confirm your preferred date after purchase.

Warranty

Full manufacturer warranty, registered at purchase. Need help with a claim? Our U.S. support team handles it directly with the brand.

Returns

New, uninstalled items can be returned within the brand's policy window. We'll help coordinate pickup and any restocking requirements.

Installation & Power

Most saunas/hot tubs require dedicated circuits. We provide spec sheets and can recommend licensed installers in your area.

4.6 518 online reviews
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4.6

518 online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

Harvia Pro 20 Wood-Burning Sauna Stove Review Summary

4.6

518 online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

What people like

The stove is generally well-regarded for its performance in heating medium-sized saunas efficiently and quickly, providing an authentic Finnish sauna experience. Users appreciate its durable construction, including a heavy-duty steel fire chamber and cast-iron-framed glass door, which adds to the ambiance. It is also noted for being easy to install with adjustable legs and simple to maintain due to accessible service hatches and a large ash box. Some users mention that while it heats up quickly, the air can be drier and it may be more challenging to produce a lot of steam compared to other stove types due to its heating principle and stone capacity.

Pros

  • Excellent heat output: This unit is noted for its ability to heat large spaces quickly and maintain high temperatures consistently.
  • Superior steam quality: The large stone compartment allows for a generous amount of water to be thrown on the rocks, creating a soft and pleasant environment.
  • Robust build quality: Many reviewers commend the heavy-duty steel construction and the durable cast-iron door for their long-term reliability.
  • Attractive glass door: The see-through door design provides a cozy visual element by allowing the fire to be seen while bathing.

Cons

  • Heavy physical weight: The substantial materials used in construction make the unit very heavy and difficult to maneuver during the installation process.
  • High stone volume: Requiring a large amount of rocks means additional cost and effort to clean and stack them properly before the first use.
  • Wide safety clearances: The high heat output necessitates significant distances from wooden walls, which may limit placement options in smaller rooms.
  • Frequent ash cleaning: The ash drawer is relatively compact, requiring regular emptying to ensure proper airflow and optimal burning performance.
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