{"product_id":"1-2-inch-automatic-air-vent-with-check-valve","title":"1\/2\" Automatic Air Vent with Check Valve | Sealed Heating Systems","description":"\u003cp\u003eKeeping a sealed heating system free of trapped air is straightforward with the right components. The \u003cstrong\u003e1\/2\" Automatic Air Vent with Check Valve\u003c\/strong\u003e purges air pockets automatically as they form, protecting circulation efficiency without any manual bleeding. The built-in check valve is the detail that makes it especially practical: it means the vent can be serviced or swapped out without draining the system down first.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/2\" automatic air vent\u003c\/strong\u003e for sealed heating systems\u003c\/li\u003e\n\u003cli\u003eIntegrated \u003cstrong\u003echeck valve\u003c\/strong\u003e for easier servicing without system drain-down\u003c\/li\u003e\n\u003cli\u003eAutomatically removes \u003cstrong\u003etrapped air\u003c\/strong\u003e from the system\u003c\/li\u003e\n\u003cli\u003eReduces the risk of \u003cstrong\u003eair locks and circulation problems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSuitable for use during system fill and ongoing operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eSuitable for \u003cstrong\u003esealed central heating systems, heating pipework and closed-loop water heating systems\u003c\/strong\u003e where automatic air removal is required.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomatic Air Vent with Check Valve\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConnection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1\/2\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSize\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12.7mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Code\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eACE4905\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eType\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomatic Air Vent\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSealed heating systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFunction\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomatic air removal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAdditional feature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIntegrated check valve\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Arcanu","offers":[{"title":"Default Title","offer_id":62085117509900,"sku":"A28.A30.02749","price":4.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/6429\/7228\/files\/A28.A30.02749.jpg?v=1789720089","url":"https:\/\/arcanu.com\/products\/1-2-inch-automatic-air-vent-with-check-valve","provider":"Arcanu","version":"1.0","type":"link"}