{"product_id":"huum-sauna-stones-15kg-olivine-diabase","title":"Huum Sauna Stones 15kg – Olivine Diabase","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\n\u003cp\u003eComplete your HUUM sauna heater setup with the official \u003cstrong\u003eHUUM Olivine Diabase Sauna Stones\u003c\/strong\u003e — grey, rounded stones specifically selected to complement the design of HUUM electric and wood-fired heaters while delivering a \u003cstrong\u003emilder, smoother steam\u003c\/strong\u003e experience.\u003c\/p\u003e\n\n\u003cp\u003eOlivine diabase is one of the most thermally stable stone types available for sauna use. These stones are \u003cstrong\u003ehighly durable\u003c\/strong\u003e, resistant to cracking under repeated heating and cooling cycles, and carry a \u003cstrong\u003ehigh heat capacity\u003c\/strong\u003e — meaning they absorb and retain heat effectively for longer, more consistent löyly sessions.\u003c\/p\u003e\n\n\u003cp\u003eAvailable in size range \u003cstrong\u003e5–10 cm\u003c\/strong\u003e, supplied in a \u003cstrong\u003e15 kg package\u003c\/strong\u003e. Rounded stones are strongly recommended for HUUM heaters — avoid decorative stones as they can fracture under high heat.\u003c\/p\u003e\n\n\u003ch2\u003eHeater Compatibility\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:0.95em; margin-top:8px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#2c2c2c; color:#fff;\"\u003e\n      \u003cth style=\"padding:9px 12px; text-align:left;\"\u003eHeater Model\u003c\/th\u003e\n      \u003cth style=\"padding:9px 12px; text-align:left;\"\u003eStones Required\u003c\/th\u003e\n      \u003cth style=\"padding:9px 12px; text-align:left;\"\u003eStone Size\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eDROP 4.5\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e55 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eDROP 6\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e55 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eDROP 9\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e55 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eHIVE Mini 6\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e150 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eHIVE Mini 9\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e150 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eHIVE Mini 10.5\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e150 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eHIVE 12\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e250 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eHIVE 15\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e250 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px;\"\u003eHIVE 18\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px;\"\u003e250 kg\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px;\"\u003e5–10 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"margin-top:16px; display:inline-block; background:#c0392b; color:#fff; padding:6px 14px; border-radius:4px; font-size:0.85em; font-weight:600; letter-spacing:0.03em;\"\u003e\n  ✔ 3-Year Manufacturer's Warranty\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:0.95em;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600; width:40%; border-bottom:1px solid #e0e0e0;\"\u003eModel\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eSTN-1\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #e0e0e0;\"\u003eStone Type\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eOlivine diabase\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #e0e0e0;\"\u003eColour\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eGrey\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #e0e0e0;\"\u003eShape\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eRounded\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #e0e0e0;\"\u003eSize\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e5–10 cm diameter\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #e0e0e0;\"\u003ePackage Weight\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003e15 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600; border-bottom:1px solid #e0e0e0;\"\u003eCompatible With\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px; border-bottom:1px solid #e0e0e0;\"\u003eHUUM electric \u0026amp; wood-fired heaters (DROP, HIVE Mini, HIVE series)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 12px; font-weight:600;\"\u003eShipping Cost\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 12px;\"\u003e£30 additional shipping (added at checkout)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\n\u003cdetails style=\"border:1px solid #e0e0e0; border-radius:6px; padding:12px 16px; margin-bottom:10px;\"\u003e\n  \u003csummary style=\"font-weight:600; cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center;\"\u003e\n    Why do HUUM heaters require rounded stones specifically?\n    \u003cspan style=\"font-size:1.2em; margin-left:10px;\"\u003e⌄\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cp style=\"margin-top:10px; color:#444;\"\u003eRounded stones complement the distinctive open design of HUUM heaters and produce a \u003cstrong\u003emilder, more even steam\u003c\/strong\u003e. Decorative or angular stones are not recommended as they can fracture under repeated high-heat cycles, potentially damaging the heater.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border:1px solid #e0e0e0; border-radius:6px; padding:12px 16px; margin-bottom:10px;\"\u003e\n  \u003csummary style=\"font-weight:600; cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center;\"\u003e\n    How many packages do I need for my heater?\n    \u003cspan style=\"font-size:1.2em; margin-left:10px;\"\u003e⌄\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cp style=\"margin-top:10px; color:#444;\"\u003eEach package contains \u003cstrong\u003e15 kg\u003c\/strong\u003e of stones. Use the compatibility table above to find your heater model's total stone requirement, then divide by 15 to calculate how many packages you need. For example, a DROP 4.5 requires 55 kg — approximately \u003cstrong\u003e4 packages\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border:1px solid #e0e0e0; border-radius:6px; padding:12px 16px; margin-bottom:10px;\"\u003e\n  \u003csummary style=\"font-weight:600; cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center;\"\u003e\n    Can I use these stones in non-HUUM heaters?\n    \u003cspan style=\"font-size:1.2em; margin-left:10px;\"\u003e⌄\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cp style=\"margin-top:10px; color:#444;\"\u003eYes — olivine diabase stones are suitable for most sauna heater brands. They are durable, high heat capacity stones that perform well in both electric and wood-fired sauna heaters of other makes, as long as the stone size is compatible with your heater's basket or tray.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border:1px solid #e0e0e0; border-radius:6px; padding:12px 16px; margin-bottom:10px;\"\u003e\n  \u003csummary style=\"font-weight:600; cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center;\"\u003e\n    How often should sauna stones be replaced?\n    \u003cspan style=\"font-size:1.2em; margin-left:10px;\"\u003e⌄\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cp style=\"margin-top:10px; color:#444;\"\u003eAs a general guide, sauna stones should be inspected annually and replaced every \u003cstrong\u003e3–5 years\u003c\/strong\u003e depending on frequency of use. Signs that stones need replacing include crumbling, cracking, or a reduction in steam quality. Olivine diabase stones are particularly durable and tend to outlast many other stone types.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"border:1px solid #e0e0e0; border-radius:6px; padding:12px 16px; margin-bottom:10px;\"\u003e\n  \u003csummary style=\"font-weight:600; cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center;\"\u003e\n    Is there an additional shipping charge for stones?\n    \u003cspan style=\"font-size:1.2em; margin-left:10px;\"\u003e⌄\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cp style=\"margin-top:10px; color:#444;\"\u003eYes — due to the weight of the stones, a \u003cstrong\u003e£30 shipping surcharge\u003c\/strong\u003e applies per order and will be clearly shown in your basket at checkout. This applies on top of the standard product price.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDelivery \u0026amp; Returns\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eDelivery Timeframe:\u003c\/strong\u003e Typically dispatched within \u003cstrong\u003e3–7 working days\u003c\/strong\u003e to UK mainland addresses. You will be notified once your order has been dispatched.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eShipping Surcharge:\u003c\/strong\u003e A \u003cstrong\u003e£30 additional shipping fee\u003c\/strong\u003e applies to all stone orders due to weight. This is displayed at checkout before payment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAll product prices are fully inclusive\u003c\/strong\u003e of VAT, customs fees, and import duties. The only additional charge is the £30 stone shipping fee noted above.\u003c\/p\u003e","brand":"HUUM","offers":[{"title":"Default Title","offer_id":48956753608804,"sku":"3448","price":68.31,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/5140\/4900\/files\/Huum-stones_bc963463-6fbe-40fb-bcf7-dd81d64e1715.jpg?v=1786468614","url":"https:\/\/thewarmliving.com\/products\/huum-sauna-stones-15kg-olivine-diabase","provider":"The Warm Living","version":"1.0","type":"link"}