Harvia Rounded Olivine Sauna Stones 5-10cm / 15kg R-991

PLEASE NOTE: In some cases, stones are only available with the purchase of a sauna heater or stove. (Due to stone shortages coming and going, we may not be able to fulfill orders for stones exclusively, at this time. Please double-check with us before ordering. Thank you for your understanding!) Introducing the Rounded Olivine Diabase sauna heater stones, reminiscent of nature's rounded stones found in great rapids. These stones redefine the sauna experience by facilitating a gentle steam method where water easily cascades down to the lower layers, maximizing surface area and creating a softer, more enveloping steam. This innovative approach, leveraging rounded stones on the top layer, is compatible with all sauna heaters.For optimal results, we recommend pairing these rounded stones with angular ones in the bottom layers to enhance water contact and heating surface area. This combination is especially effective in heaters with smaller stone capacity, ensuring a perfect balance betwe