Premium-grade sauna stones made from dense, heat-retaining olivine diabase – ideal for producing soft, consistent steam in both wood-burning and electric sauna heaters.

These rounded stones (5–10 cm) allow for optimal airflow between the heater elements, improving efficiency and extending the life of your heater. Sourced from high-heat environments, olivine diabase is known for its durability, thermal capacity, and low dust emission.
 
Stone size: 5–10 cm diameter
Type: Rounded Olivine Diabase
Ideal for electric and wood-burning heaters
Promotes smooth, even heat and steam
Thermal shock resistant and long-lasting
Rinse before use to remove natural dust
 
Note: Sold per box (approx. 20 kg)