Harvia Pro 20 Wood-Fired Sauna Heater

The Harvia Pro 20 Classic Wood-Fired Sauna Heater is a robust and reliable stove designed for medium-sized sauna rooms, offering strong heat output and a classic wood-fired sauna atmosphere. Built for users who value durability and consistent performance, the Pro 20 delivers a balanced combination of power, longevity, and visual appeal.

At the core of the heater is a large stone compartment holding up to 88 lb (40 kg) of stones, paired with a 10 mm thick fire chamber cover for added strength and efficient heat retention. This construction ensures even heat distribution and dependable performance session after session. A cast-iron framed glass door allows the fire to remain visible, adding warmth and ambiance to the sauna environment.

Designed with practicality in mind, the Pro 20 features adjustable feet that help stabilize the heater on uneven floors and assist with proper chimney alignment during installation. The graphite black steel casing gives the stove a clean, modern appearance that integrates easily into a wide range of sauna interiors.

For added convenience, the Pro 20 can be paired with a chimney-mounted water tank (sold separately), allowing you to heat water while enjoying your sauna.

Please note: Chimney pipe not included. Sauna stones sold separately.

Key Features

• Large stone capacity for steady heat and traditional steam

• Stainless steel front and top surfaces for easy cleaning

• Chimney connection options on the top and rear

• Durable graphite black steel housing

• Made in Finland

• Certifications: CE, EAC

• Warranty: Up to 3 years for residential use (2 years + 1 year with registration)

The Harvia Pro 20 is a dependable choice for those seeking a powerful, well-built wood-burning sauna heater with timeless design and modern practicality.

• Model: WKPR20M

• Recommended Sauna Room Size: 283–706 ft³ (8–20 m³)

• Stone Capacity: 88 lb (40 kg), Ø 10–15 cm

• Heater Dimensions: 17? W × 20? D × 30? H (430 × 510 × 760 mm)