{"product_id":"ay-mcdonald-4423-386-pex-a-poly-insert-plug-1-inch","title":"Ay Mcdonald 4423-386 Pex-a Poly Insert Plug 1 Inch","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe AY MCDONALD 4423-386 is a 1-inch PEX-A poly insert plug designed to cap off open PEX-A tubing ends in plumbing and hydronic systems. Made from a polymer construction, this insert plug slides into the inside diameter of 1-inch PEX-A tubing to create a secure, leak-resistant termination point. Plumbers and pipefitters use this fitting during pressure testing, system commissioning, or when permanently capping unused branch lines. Its insert-style design ensures a firm mechanical fit within the tubing wall.\u003c\/p\u003e\n\u003cp\u003eThis insert plug is suited for residential and light commercial plumbing installations where PEX-A tubing is the primary distribution material. Typical applications include potable water supply systems, radiant heating distribution manifolds, and hydronic baseboard or in-floor heating circuits. It is used wherever a branch line or tubing run needs to be terminated cleanly without cutting back the entire run.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eInsert-style design fits securely inside 1-inch PEX-A tubing\u003c\/li\u003e\n  \u003cli\u003ePolymer construction resists corrosion and scale buildup\u003c\/li\u003e\n  \u003cli\u003eSuitable for pressure testing and permanent capping applications\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard PEX-A crimp and clamp installation methods\u003c\/li\u003e\n  \u003cli\u003eSold in single-unit increments with no minimum order quantity beyond one\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style insert plug for use with 1-inch PEX-A tubing in residential and light commercial plumbing and hydronic heating systems.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by a licensed plumber following applicable IPC or local plumbing code requirements. Shut off the water supply and depressurize the line before inserting the plug. Secure the fitting using an appropriate PEX crimp ring or clamp ring tool rated for 1-inch fittings. Inspect the connection for proper seating before restoring system pressure.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTube Size\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitting Type\u003c\/strong\u003e: Insert Plug\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Polymer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTubing Compatibility\u003c\/strong\u003e: PEX-A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 811734022615\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrder Increment\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: AY MCDONALD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 4423-386\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AY MCDONALD","offers":[{"title":"Default Title","offer_id":51396371906866,"sku":"4423-386","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/312834203.jpg?v=1782830474","url":"https:\/\/voomisupply.com\/products\/ay-mcdonald-4423-386-pex-a-poly-insert-plug-1-inch","provider":"Voomi Supply","version":"1.0","type":"link"}