
The Harvia Linear 22 GreenFlame® Wood-Burning Sauna Stove is a refined black heater designed to bring both elegance and performance to medium-sized saunas. Its large glass door frames the fire beautifully, creating a warm, inviting atmosphere while delivering steady, powerful heat. Thanks to Harvia’s advanced GreenFlame® technology, the Linear 22 not only heats quickly and efficiently but also operates with significantly lower emissions—making it as environmentally responsible as it is effective.
At the core of the heater is the newly redesigned GreenFlame® fire chamber, engineered for clean combustion and long-lasting durability. This updated system reduces particulate emissions by 20% and carbon monoxide emissions by an impressive 70%, marking a major step forward in sustainable sauna heating. The stones heat evenly and retain warmth, ensuring a satisfying sauna experience even for the most demanding bathers.
Representing the next generation of wood-burning technology, the Harvia Linear 22 GreenFlame combines timeless design, reliable performance, and a commitment to cleaner combustion—an ideal choice for those seeking both luxury and responsibility in their sauna experience.
Timeless design meets a strong structure
- Linear GreenFlame is a wood-burning heater with a large glass hatch and advanced combustion technology to ensure a clean burn and long service life
- 20% lower particulate emissions and 70% lower carbon monoxide emissions
- 90% larger glass hatch
- The matte black color and elegant design create a modern look in the sauna.
- The durable structure and replaceable internals ensure a long service life (flame guide panels at sides and back)
- The adjustable frame legs facilitate installation and ensure stability
- Linear protective walls offer flexible installations in smaller spaces
- Chimney connections: top and back (115mm), suitable especially for heat-insulated Harvia steel pipes (WHP)
*Sauna Heaters are not sold separately - a sauna must be purchased in conjunction with the purpose of any sauna heater or sauna heater package.
Features:
- Eco-friendly and efficient: GreenFlame technology ensures cleaner wood combustion and minimizes emissions, making stove use more environmentally friendly and economical.
- Durability and Longevity: The stove body is made of high quality steel, ensuring long life and high temperature resistance.
- Power and performance: The Harvia Linear 22 GreenFlame heater offers high thermal efficiency, allowing you to quickly heat a room and maintain an optimal temperature for a comfortable steam bath.
- Ease of use: The simple and convenient wood loading mechanism and air supply adjustment make it easy to control the combustion process and maintain the desired heat level.
- Safety: Built-in safety systems and a robust door mechanism ensure safe use of the stove.
- Aesthetics: The elegant black color and modern design of the stove make it a decoration for any sauna, adding charm and modernity.
Technical
Features
User group | Households |
Power output | 15.7 kW |
Installation location | Floor |
Installation orientation | Vertically |
Technical documentation languages | CS DE EN ET FI FR LT LV PL RU SV |
Color | Black |
Main material | Steel |
Use environment | Interior - wet area |
Prime energy/fuel | Wood |
Measurements
Product height | 770 mm |
Product width | 450 mm |
Product depth (mm) | 510 mm |
Stone sizes | Ø10–15 cm |
Weights
Net weight (kg) | 66 kg |
Stone amount (kg) | 40 kg |
Water container volume | 0 |
Distances
Safety distance front (non-combustible materials) | 500 mm |
Safety distance front (combustible materials) | 500 mm |
Safety distance side (non-combustible materials) | - |
Safety distance to the side wall (combustible materials) | - |
Safety distance behind (non-combustible materials) | 100 mm |
Safety distance behind (combustible materials) | 380 mm |
Safety distance right side (combustible materials) | 400 mm |
Safety distance right side non-combustible materials | 100 mm |
Safety distance left side (combustible materials) | 400 mm |
Safety distance left side non-combustible materials | 100 mm |
Safety distance (Ceiling) | 1265 mm |
Installation opening height | - |
Installation opening width | - |
Installation opening depth | - |
Room min. recommended volume | 9 m³ |
Room max. recommended volume | 18 m³ |
Room min. height(depends on connections and therefore from output, star/delta) | 2100 mm |
Logistics
Package height | 785 mm |
Package width | 515 mm |
Package depth | 460 mm |
Gross weight | 69 kg |
Cardboard weight | 2.7 kg |
Plastic weight | 0.1 kg |

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