{"product_id":"stiglen-129-masonry-heater-core-12-kw","title":"Stiglen 129 Masonry Heater Core, 12 kW","description":"\u003cp\u003eStiglen 129 burns from cold to working temperature in about 20 minutes and holds it on two refills an evening.\u003c\/p\u003e\u003cp\u003eThe door seals on a braided rope gasket in a machined channel. That channel is the part that decides whether a stove still shuts tight after a decade of slamming.\u003c\/p\u003e\u003cp\u003eSecondary and tertiary air are pre-heated before they reach the fire, which is what burns the smoke instead of sending it up the flue. Firebricks and baffles are wear parts — they are listed as spares and take ten minutes to change.\u003c\/p\u003e\u003ch3\u003eSpecification\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Masonry Heater Core, 12 kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Soapstone \u0026amp; Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1 100 × 1 900 × 700 mm, flue 180 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated output:\u003c\/strong\u003e 12 kW, one firing warms the mass for 12 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1385.85 kg\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCare\u003c\/h3\u003e\u003cp\u003eSweep the flue once a season and check the door rope every autumn: a stove that has started smoking into the room is almost always a seal, not a chimney.\u003c\/p\u003e","brand":"Zacidite","offers":[{"title":"Default Title","offer_id":56325375394177,"sku":"ZC-WS-MASONRY-003","price":19200.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/9829\/5937\/files\/WS_MASONRY_Soapstone_Steel.png?v=1790543370","url":"https:\/\/zacidite.store\/products\/stiglen-129-masonry-heater-core-12-kw","provider":"Zacidite","version":"1.0","type":"link"}