{"product_id":"1-4-anti-vacuum-valve","title":"1\/4\" Anti-vacuum Valve","description":"\u003cp\u003e\u003cstrong\u003e1\/4\" Anti-Vacuum Valve\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAlso called an air vent or anti-vacuum valve, it lets air escape the boiler as the water heats, hissing briefly and then sealing shut once the boiler reaches operating pressure. This is a complete unit only; no internal parts are sold separately for it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits: widely cross-referenced across Ascaso, Bezzera, Carimali, Casadio, La Cimbali, Faema, Fracino, Gaggia, Lavazza, Nuova Simonelli, La Pavoni, San Marco, Sanremo, La Spaziale, and Victoria Arduino equipment\u003c\/li\u003e\n\u003cli\u003eReplaces: this current version supersedes the \u003ca href=\"https:\/\/www.espressoparts.com\/W10837\" target=\"_blank\"\u003eearlier version\u003c\/a\u003e of this valve with no issue\u003c\/li\u003e\n\u003cli\u003eWorks with: a \u003ca href=\"https:\/\/www.espressoparts.com\/C_377\" target=\"_blank\"\u003egasket\u003c\/a\u003e is recommended alongside this version\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA boiler-related component best installed by an experienced coffee technician.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eA brief hiss during warm-up is completely normal, it's this valve doing its job. If the hissing doesn't stop once the machine reaches operating pressure, or the boiler struggles to build pressure at all, that's the sign this valve has failed and needs replacing.\u003c\/li\u003e\n\u003cli\u003eSince no internal parts are sold for this valve, don't try to source a rebuild kit for it, when it fails, replace the complete unit.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":64464836788593,"sku":"W_517","price":4.23,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1037\/4876\/4017\/files\/w_517.2.jpg?v=1787717281","url":"https:\/\/espressopartsx.shop\/products\/1-4-anti-vacuum-valve","provider":"espressopartsx.shop","version":"1.0","type":"link"}