Harvia M3 WKM3 16.5kW Wood-Burning Sauna Stove
Get it by Sun, Aug 9
Specifications 16.5 kW • 160 to 460 cu ft • 90 lb stones • wood-fired
Full technical specifications for the Harvia M3 wood-burning sauna stove.
Power: No electrical connection required. The M3 is a wood-burning stove.
Heat: Authentic wood-fired heat with efficient air circulation for even heat distribution.
What's in the Box & Setup Stove and manual. Stones (90 lb) and chimney components sold separately.
The M3 ships with the stove and its manual. Sauna stones and a suitable chimney system are required and sourced separately.
In the box
- Harvia M3 wood-burning sauna stove
- Installation and operation manual
What you provide
Harvia AC3020 stones are recommended for optimal performance and steam output.
- 90 lb of sauna stones, about 3 boxes (Harvia AC3020 recommended)
- A suitable chimney / flue system
- Firewood
Setup notes
- Adjustable legs Adjustable legs provide stability on uneven floors during installation.
- Integrated ash box The built-in ash box makes cleaning simple.
Recommended for assembly
Follow the installation manual and local building codes for clearances and flue work.
- Level
- Basic hand tools
Setup questions? Email info@saunass.com
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16.5 kW heater options
Compare Harvia wood-burning stoves
The M3 alongside its closest Harvia siblings.
| Heater | This modelM3 | M3 SL | Linear 16 | Legend 150 |
|---|---|---|---|---|
| Power | 16.5 kW | Wood-fired | 16 kW | 16 kW |
| Control | Wood-fired (manual) | Wood-fired (manual) | Wood-fired (manual) | Wood-fired (manual) |
| WiFi app | No | No | No | No |
| Stone capacity | 90 lb | 90 lb | Sold separately | Sold separately |
| Design | Classic, glass door | Through-the-wall, glass door | Slim, glass door | Full stone cage |
| Safety railing | Optional | Optional | Optional | Optional |
| Best for | 160 to 460 cu ft | 159 to 459 cu ft | Small to medium saunas | Small to medium saunas |
All Harvia wood stoves require sauna stones and a chimney system, sourced separately.
