{"product_id":"harvia-vulcanite-black-sauna-stones-10-15cm-20kg-per-box","title":"Harvia Vulcanite Black Sauna Stones | 10-15cm | 20kg per Box","description":"\u003cp\u003e\u003cstrong\u003ePremium Black Sauna Stones with Volcanic Strength and Distinctive Style\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Harvia AC3045 Vulcanite Black sauna stones combine bold visual appeal with dependable sauna performance. Featuring a natural dark grey volcanic composition that develops a rich black appearance when wet, these stones create an eye-catching look while enhancing the atmosphere of modern sauna installations.\u003c\/p\u003e\n\u003cp\u003eFormed from volcanic material dating back approximately 2 billion years, Vulcanite stones are selected for their durability, hardness, and ability to withstand repeated heating cycles. Their dense structure makes them well suited for long-term sauna use while supporting authentic heat performance and lasting reliability.\u003c\/p\u003e\n\u003cp\u003eDesigned for compatible Harvia sauna heaters, these stones deliver a balance of natural aesthetics and dependable functionality.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNatural Vulcanite Stone Material:\u003c\/strong\u003e Volcanic composition selected for durability and long-term performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDistinctive Black Appearance:\u003c\/strong\u003e Dark grey stones develop a rich black finish when wet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHeat-Resistant Construction:\u003c\/strong\u003e Hard stone structure designed for repeated sauna heating cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePremium Visual Appeal:\u003c\/strong\u003e Complements modern sauna heaters with a bold natural appearance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDurable Stone Composition:\u003c\/strong\u003e Selected for strength and resistance to demanding sauna conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAuthentic Sauna Performance:\u003c\/strong\u003e Supports traditional heat retention characteristics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNatural Geological Formation:\u003c\/strong\u003e Formed from volcanic origins dating approximately 2 billion years.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible with Select Harvia Heaters:\u003c\/strong\u003e Designed for use with compatible sauna systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e AC3045\u003cbr\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Sauna Heater Stones\u003cbr\u003e\u003cstrong\u003eStone Type:\u003c\/strong\u003e Vulcanite Black\u003cbr\u003e\u003cstrong\u003eStone Size:\u003c\/strong\u003e 10–15 cm\u003cbr\u003e\u003cstrong\u003eBox Weight:\u003c\/strong\u003e 20 kg\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Dark Grey \/ Black When Wet\u003cbr\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Natural Volcanic Stone\u003cbr\u003e\u003cstrong\u003eOrigin Age:\u003c\/strong\u003e Approximately 2 Billion Years Old\u003c\/p\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":51060973338857,"sku":"AC3045","price":72.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/2575\/0761\/files\/Harvia_Vulcanite-black_AC3040_p1.webp?v=1779104220","url":"https:\/\/betweenliving.com\/products\/harvia-vulcanite-black-sauna-stones-10-15cm-20kg-per-box","provider":"Between Living","version":"1.0","type":"link"}