Powerful Large-Scale Heating with Convenient External Wood Loading
The Harvia WK500SL Harvia 50 External Feed Black is a high-capacity wood-burning sauna heater designed for very large sauna spaces and public sauna environments. Built to accommodate large groups, this heater delivers traditional Finnish sauna performance with substantial stone capacity and consistent heat distribution throughout spacious sauna rooms.
The external feed design allows wood to be loaded from another room or outside the building, improving convenience and helping keep the sauna environment cleaner. Combined with a large stone volume and a reversible door design, the Harvia 50 SL provides efficient operation and reliable performance for demanding sauna applications.
Key Features
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External Feed Design: Allows wood loading from another room or outside the building.
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High-Capacity Heating Performance: Designed for very large sauna rooms and public use.
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Large Stone Volume: Provides consistent heat retention and steam generation.
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Traditional Finnish Sauna Experience: Delivers authentic wood-burning sauna performance.
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Reversible Door Design: Door opening direction can be adjusted for installation flexibility.
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Public Sauna Ready: Built to support larger groups and continuous operation.
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Durable Construction: Designed for long-term reliability in demanding environments.
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Graphite Black Finish: Complements traditional and modern sauna spaces.
Specifications
Model: WK500SL
Series: Harvia 50 SL
Color: Graphite Black
Product Type: Wood-Burning Sauna Heater
Fuel Type: Wood Burning
Feed Type: External Feed System
Installation Application: Large Public Sauna Environments
Recommended Sauna Room Size: 20–50 m³
Maximum Stone Capacity: 120 kg
Door Configuration: Reversible Door Opening
Loading Access: From Adjacent Room or Outside Building
Function: Sauna Heating with External Wood Feed System
