{"product_id":"sauna-stones-harvia-5-10-cm-1200kg","title":"Harvia Olivine-Diabase Sauna Stones 5–10cm | Premium Heat-Retaining Rocks | 20kg–1200kg","description":"\u003ch2\u003eAbout These Sauna Stones\u003c\/h2\u003e\u003cp\u003eHarvia's olivine-diabase sauna stones are the gold standard for anyone serious about their sauna ritual. Cut to a generous 5–10cm size, these dense volcanic rocks are prized across Scandinavian wellness culture for the way they absorb intense heat and release it slowly and evenly — producing that characteristic soft, enveloping steam that defines a truly restorative sauna session. Whether you are loading a home electric heater or a traditional wood-fired stove, these stones deliver a consistent, luxurious experience every time.\u003c\/p\u003e\u003cp\u003eAvailable in sizes from a handy 20kg bag right up to a 1,200kg bulk pallet, they are ideal for individual homeowners replacing worn stones, sauna installers stocking up, or wellness businesses furnishing multiple rooms. Every batch is delivered to the UK with free shipping, and we recommend a quick rinse before first use to clear any dust and ensure a clean, odour-free first heat.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutstanding heat retention\u003c\/strong\u003e — dense olivine-diabase composition accumulates heat rapidly and releases it evenly for soft, rich steam throughout your session\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrack and split resistant\u003c\/strong\u003e — withstands repeated heating and cooling cycles without fracturing, meaning longer-lasting performance and fewer replacements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean and safe\u003c\/strong\u003e — does not crumble or release harmful impurities, keeping your sauna air pure and your heater protected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with all stove types\u003c\/strong\u003e — suitable for both electric and wood-fired sauna heaters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable in flexible quantities\u003c\/strong\u003e — order exactly what you need, from 20kg bags to a full 1,200kg bulk pallet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWellness enhancing\u003c\/strong\u003e — the quality steam these stones produce helps relieve muscle tension, ease stress, and support recovery after physical activity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentic Nordic quality\u003c\/strong\u003e — trusted by sauna enthusiasts and professionals across Estonia, Finland, and the UK\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Olivine-Diabase (crushed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone size:\u003c\/strong\u003e 5–10 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDensity:\u003c\/strong\u003e 2.7–3.3 g\/cm³\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComposition:\u003c\/strong\u003e Magnesium, iron, silica\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with:\u003c\/strong\u003e Electric and wood-fired sauna stoves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable quantities:\u003c\/strong\u003e 20kg, 100kg, 200kg, 1,200kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Box \/ pallet depending on quantity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOlivine-diabase sauna stones (5–10cm), quantity as selected\u003c\/li\u003e\n\u003cli\u003ePackaged securely in a sealed box or on a pallet (1,200kg)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDelivery \u0026amp; Installation\u003c\/h2\u003e\u003cp\u003eAll orders are delivered free to mainland UK addresses. Smaller quantities (20kg–200kg) are dispatched via courier, whilst the 1,200kg pallet is delivered kerbside by pallet freight — please ensure suitable access. Delivery typically takes 3–7 working days from dispatch. We recommend rinsing the stones thoroughly before placing them in your heater to remove any dust or surface residue prior to your first session.\u003c\/p\u003e\u003ch2\u003eWhy The Warm Living?\u003c\/h2\u003e\u003cp\u003eAt The Warm Living, we supply only the sauna products we would use ourselves — sourced from trusted Nordic and Baltic manufacturers with a proven track record. Our UK-based team is on hand to advise on stone quantities, heater compatibility, and everything else you need to create your perfect sauna.\u003c\/p\u003e","brand":"Harvia","offers":[{"title":"1200KG 5 - 10 cm","offer_id":53832060273004,"sku":"11973-1","price":589.71,"currency_code":"GBP","in_stock":true},{"title":"20KG 5 - 10 cm","offer_id":53832060305772,"sku":"11973-2","price":589.71,"currency_code":"GBP","in_stock":true},{"title":"200KG 5 - 10 cm","offer_id":53832060338540,"sku":"11973-3","price":589.71,"currency_code":"GBP","in_stock":true},{"title":"100KG 5 - 10 cm","offer_id":53832060371308,"sku":"11973-4","price":589.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/6212\/7724\/files\/saunainter-sauna-stones-sauna-stones-sauna-stones-sauna-stones-harvia-5-10-cm_Nplv_J.jpg?v=1780313221","url":"https:\/\/thewarmliving.com\/products\/sauna-stones-harvia-5-10-cm-1200kg","provider":"The Warm Living ","version":"1.0","type":"link"}