{"product_id":"harvia-ac3000-sauna-heater-stones-20-kg-under-10-cm-60-piece-pallet","title":"Harvia AC3000 Sauna Heater Stones — 20 kg bag, under 10 cm","description":"\u003cp\u003eHarvia's own olivine diabase sauna stones — the stones the factory recommends for their electric and wood-burning stoves.\u003c\/p\u003e\u003cp\u003eOlivine diabase has a beautifully high thermal mass: it soaks up heat while the stove is running and releases it slowly, giving you long, steady löyly instead of a quick blast that fades. The \u003cstrong\u003eAC3000\u003c\/strong\u003e is the smaller \u003cstrong\u003e5–10 cm grade\u003c\/strong\u003e, ideal for packing tightly around electric heater elements where you need consistent airflow with minimal dead-spots.\u003c\/p\u003e\u003ch4\u003eAt a glance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eStone type: Olivine diabase\u003c\/li\u003e\n\u003cli\u003eSize: 5–10 cm\u003c\/li\u003e\n\u003cli\u003eBag weight: 20 kg\u003c\/li\u003e\n\u003cli\u003eMade in: Finland\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRinse before first use to wash off any quarry dust. One 20 kg bag will dress a small-to-medium heater; larger stoves may need two or three.\u003c\/p\u003e\u003cp\u003e\u003cem\u003ePrice includes 23% Irish VAT.\u003c\/em\u003e\u003c\/p\u003e","brand":"Harvia","offers":[{"title":"Default","offer_id":65576976482653,"sku":"HARVIA-AC3000-20KG","price":26.99,"currency_code":"EUR","in_stock":false}],"url":"https:\/\/aaltosaunas.ie\/products\/harvia-ac3000-sauna-heater-stones-20-kg-under-10-cm-60-piece-pallet","provider":"Aalto Saunas","version":"1.0","type":"link"}