{"product_id":"3-8-anti-vacuum-valve-stainless-steel","title":"3\/8\" Anti-vacuum Valve - Stainless Steel","description":"\u003cp\u003e\u003cstrong\u003e3\/8\" Anti-Vacuum Valve - Stainless Steel\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe larger 3\/8\" anti-vacuum valve used on Rancilio (and Promac\/Laranzato) boilers, letting air escape as the boiler heats and preventing a vacuum from forming as it cools. Not to be confused with the more common 1\/4\" valve (W_517), this one has a male thread measuring 5\/8\" across the outside diameter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: Rancilio, Promac, and Laranzato boilers using the 3\/8\" (5\/8\" O.D.) anti-vacuum valve, not the smaller 1\/4\" style\u003c\/li\u003e\n\u003cli\u003eWorks with: the \u003ca href=\"https:\/\/www.espressoparts.mom\/products\/w-154\"\u003eW_154 gasket\u003c\/a\u003e, the best sealing option for this valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStraightforward DIY boiler fitting swap for anyone comfortable draining and accessing the boiler.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure the male thread O.D. before ordering, at 5\/8\" this is noticeably larger than the common 1\/4\" valve, and installing the wrong size will never seal properly.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Espresso Parts","offers":[{"title":"Default Title","offer_id":37555909820603,"sku":"R_414","price":9.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/r_414_5780bda0-5ffe-496f-9f44-a0d047ac58b1.jpg?v=1610105773","url":"https:\/\/www.espressoparts.mom\/products\/3-8-anti-vacuum-valve-stainless-steel","provider":"Espresso Parts","version":"1.0","type":"link"}