{"product_id":"harvia-vulcanite-sauna-heater-stones-split-face-5-10cm","title":"Harvia Vulcanite Sauna Heater Stones, Split-Face, 5-10cm","description":"\u003cp\u003e\u003cstrong\u003eHarvia AC3040 Vulcanite Sauna Heater Stones – Split-Face 5–10 cm\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eHarvia AC3040 Vulcanite Sauna Heater Stones\u003c\/strong\u003e are premium split-face sauna stones designed for reliable heat retention, efficient steam production, and a distinctive dark appearance. Made from fine-grained dark grey vulcanite, these stones turn black when wet, creating a clean, elegant look inside the sauna heater.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDesigned for use with compatible electric sauna heaters and as surface layer stones for wood-burning sauna stoves, Harvia AC3040 stones help support proper airflow, steady heat distribution, and effective water vaporization when water is ladled over the stones.\n\u003c\/p\u003e\n\n\u003cdiv style=\"border: 1px solid #d9d9d9; padding: 18px; margin: 24px 0; background-color: #fafafa;\"\u003e\n  \u003ch2 style=\"margin-top: 0;\"\u003eShop with Confidence\u003c\/h2\u003e\n  \u003cul style=\"margin-bottom: 0;\"\u003e\n    \u003cli\u003e\u003cstrong\u003eAuthorized Retailer of Harvia\u003c\/strong\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003cstrong\u003eManufacturer Warranty Included\u003c\/strong\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003cstrong\u003eFree Shipping to the Contiguous US\u003c\/strong\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003cstrong\u003eSecure Checkout\u003c\/strong\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003cstrong\u003eU.S.-Based Customer Support\u003c\/strong\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eDetails \u0026amp; Benefits\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePremium Harvia vulcanite sauna heater stones\u003c\/li\u003e\n  \u003cli\u003eSplit-face design helps store heat and support efficient steam production\u003c\/li\u003e\n  \u003cli\u003eFine-grained dark grey volcanic rock turns black when wet\u003c\/li\u003e\n  \u003cli\u003eSuitable for compatible electric sauna heaters\u003c\/li\u003e\n  \u003cli\u003eCan also be used as surface layer stones for compatible wood-burning sauna stoves\u003c\/li\u003e\n  \u003cli\u003eDesigned to stack well for proper airflow through the heater\u003c\/li\u003e\n  \u003cli\u003eHigh thermal conductivity for strong heat performance\u003c\/li\u003e\n  \u003cli\u003eExcellent resistance to sauna temperature fluctuations\u003c\/li\u003e\n  \u003cli\u003eDoes not contain harmful ingredients\u003c\/li\u003e\n  \u003cli\u003eStone size ranges from \u003cstrong\u003e2\" to 4\" \/ 5–10 cm\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eEach box weighs approximately \u003cstrong\u003e44.1 lbs. \/ 20 kg\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSauna Stone Fit \u0026amp; Use\u003c\/h2\u003e\n\n\u003cp\u003e\nThe Harvia AC3040 stones are designed for sauna heater use and should be selected according to the stone requirements for your specific heater model. Always check your sauna heater manual to confirm the correct stone size, stone type, and total stone weight required before installation.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBecause natural sauna stones vary in shape and size, it is recommended to purchase an additional box when possible. This allows the installer to select the best-fitting stones for airflow, fit, form, and function.\n\u003c\/p\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eOne 44.1 lb. box of Harvia AC3040 Vulcanite Sauna Heater Stones\u003c\/li\u003e\n  \u003cli\u003eSplit-face stones sized approximately 2\" to 4\" \/ 5–10 cm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHarvia AC3040 Specifications\u003c\/h2\u003e\n\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin: 18px 0;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eHarvia\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eAC3040\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eAC3040\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eSauna Heater Stones\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eStone Size\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e2\"–4\" \/ 5–10 cm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eDark grey \/ black when wet\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eSplit-Face\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eVulcanite Stone\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e44.1 lbs. \/ 20 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eCompatible Use\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eCompatible electric sauna heaters and surface layer use for compatible wood-burning sauna stoves\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eShipping Information\u003c\/h2\u003e\n\n\u003cdiv style=\"border: 1px solid #d9d9d9; padding: 16px; margin: 20px 0; background-color: #ffffff;\"\u003e\n  \u003cp style=\"margin-top: 0;\"\u003e\n    \u003cstrong\u003eShipping:\u003c\/strong\u003e Free shipping within the contiguous United States.\n  \u003c\/p\u003e\n  \u003cp style=\"margin-bottom: 0;\"\u003e\n    Sauna stones are heavy and ship by freight with a scheduled delivery appointment. They arrive on a wooden pallet packaged in three-ply cardboard for added protection during transit. The freight carrier is responsible for delivery only and may provide limited assistance at the delivery site.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eProduct Document\u003c\/h2\u003e\n\n\u003cp\u003e\nUse the link below to review the Harvia vulcanite sauna stone certificate.\n\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0587\/9840\/7738\/files\/Harvia-Vulcanite-Sauna-Stone-Certificate.pdf?v=1778277240\" target=\"_blank\" rel=\"noopener\"\u003eHarvia Vulcanite Sauna Stone Certificate\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWarranty\u003c\/h2\u003e\n\n\u003cp\u003e\nManufacturer warranty coverage may apply according to Harvia's terms and conditions. Please review the product documentation and installation requirements before use.\n\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose Harvia AC3040 Vulcanite Sauna Stones?\u003c\/h2\u003e\n\n\u003cp\u003e\nHarvia AC3040 Vulcanite Sauna Heater Stones are a strong choice for sauna owners who want durable, attractive, and high-performing sauna stones for compatible heaters. Their split-face design helps store heat, supports efficient steam production, and allows air to move through the heater for consistent sauna performance.\n\u003c\/p\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":41402318979130,"sku":"AC3040","price":114.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/9840\/7738\/files\/Harvia-AC3040.jpg?v=1781140026","url":"https:\/\/primeregeneration.com\/products\/harvia-vulcanite-sauna-heater-stones-split-face-5-10cm","provider":"Prime Regeneration","version":"1.0","type":"link"}