The Harvia Linear 22 GreenFlame combines timeless Scandinavian design with advanced clean-burning technology. Finished in elegant black and featuring a large glass door, it creates a warm and inviting sauna atmosphere while showcasing the natural beauty of the flames.

Engineered for medium-sized saunas, the Linear 22 GreenFlame delivers fast, even heat with excellent efficiency. Harvia’s GreenFlame® technology ensures cleaner combustion, reducing particulate emissions by 20% and carbon monoxide emissions by 70% compared to conventional wood-burning heaters. This innovation extends the heater’s lifespan while supporting a more sustainable sauna experience.

Built with durable materials and precise craftsmanship, the Linear 22 GreenFlame represents Harvia’s commitment to performance, longevity, and environmental responsibility—offering a perfect blend of tradition and modern efficiency.

Features

• Durable steel structure and replaceable internals ensure a long service life 
• Wood-burning stove
• 15.7 kW
• For sauna rooms from 318 to 636 cu. ft.
• Requires a minimum 88 lb of stones (2 boxes-AC3020) 
• Floor-vertical installation
• Large glass door and advanced combustion technology to ensure a clean burn and long service life
• The matte black color and elegant design create a modern look in the sauna
• The adjustable frame legs facilitate installation and ensure stability
• Linear protective walls 
• Designed, engineered, and made in Finland 
• 20% lower particulate emissions and 70% lower carbon monoxide emissions
  

Specifications

What's Included 

• Heater
  
• Glass Door
• Fastening Kit
• Installation and Operation Manual

Complete Your Setup

To install and operate this wood stove safely, the following components are needed:

Required for Operation

• Sauna Stones — 88 lb required (2 boxes)
  • Harvia AC3020
• Compatible Chimney Kit (select one option)
  • Harvia Stainless Steel Sauna Wood Stove Chimney Kit | WHP1500
  • Harvia Black Sauna Wood Stove Chimney Kit | WHP1500M
  • Harvia Stainless Steel Chimney & Assembly Kit, Barrel, Flat Roof
  • Harvia Black Chimney & Assembly Kit, Barrel, Flat Roof
• Chimney Extension (if needed based on roof height)
  • 500mm — Stainless Steel (WHP500) / Black (WHP500M)
  • 1000mm — Stainless Steel (WHP1000) / Black (WHP1000M)

Safety & Installation Accessories

• Harvia 22 Series Protective Sheath | WL575
• Harvia Sauna Floor Protective Bedding LG | WL110
• Harvia Chimney Pipe Adapter | WZ115155

Optional Add-Ons

• Harvia AC4000 Decorative White Sauna Stones
• Harvia Stainless Steel Water Tank Heater | WP220ST

Manuals & Resources