{"product_id":"mulberry-joyce-spin-valve","title":"Mulberry Joyce Spin Valve","description":"\u003cp\u003eThe Mulberry Joyce Spin Valve is a circular primary air control fitted to the stove door, allowing the user to regulate combustion airflow by rotating the disc open or closed. Replacing a worn or damaged spin valve restores accurate air control, which is important for efficient burning and preventing overfiring. This is a genuine spare part matched to the Mulberry Joyce stove.\u003c\/p\u003e\n\n\u003cp\u003e✅ \u003cstrong\u003eCompatible with:\u003c\/strong\u003e Mulberry Joyce wood burning stove\u003c\/p\u003e\n\n\u003cp\u003e🔧 \u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Cast iron\u003c\/li\u003e\n\u003cli\u003eHeat resistance: 650°C\u003c\/li\u003e\n\u003cli\u003eWeight: 0.33 kg\u003c\/li\u003e\n\u003cli\u003ePart type: Spin valve \/ primary air valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePrimary air control directly affects how hot and cleanly your stove burns. A spin valve that sticks, rattles, or no longer seals properly will make it difficult to manage the fire, so fitting a replacement is one of the more straightforward ways to restore normal stove performance.\u003c\/p\u003e\n","brand":"Fire Brick King","offers":[{"title":"Default Title","offer_id":55450949321087,"sku":"HF-MP-11","price":7.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/8782\/9375\/files\/mulberry-joyce-spin-valve-167273.jpg?v=1756060662","url":"https:\/\/www.firebrickking.com\/products\/mulberry-joyce-spin-valve","provider":"Fire Brick King","version":"1.0","type":"link"}