{"product_id":"apollo-expansion-pex-pex-a-1-in-expansion-pex-in-to-x-3-4-in-d-pex-brass-coupling","title":"Apollo Expansion PEX \/ Pex A 1 in. Expansion PEX in to X 3\/4 in. D PEX Brass Coupling","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eApollo Expansion PEX \/ Pex A 1 in. Expansion PEX to 3\/4 in. Brass Coupling\u003c\/strong\u003e delivers a precise, leak-free transition between a 1\" expansion PEX A line and a 3\/4\" PEX run, ideal for dependable home plumbing and radiant heating projects.\u003c\/p\u003e \u003cp\u003eCrafted in lead-free brass, this coupling is built to handle the demands of everyday water use while preserving water quality and system longevity. It’s a true expansion PEX coupling: one end accepts 1\" PEX A expansion tubing, the other end accepts 3\/4\" PEX tubing.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Lead-free brass with a robust expansion mechanism\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConnection types\u003c\/strong\u003e: 1\" expansion PEX A on the input side, 3\/4\" PEX on the output side\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure\/temperature rating\u003c\/strong\u003e: Up to 200 psi and up to 200°F (93°C)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCertification\u003c\/strong\u003e: ANSI certified piece, meeting plumbing standards\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging\u003c\/strong\u003e: Sold in a bagged, 1-piece package for easy handling\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis coupling is designed for use in residential plumbing, water supply lines, and radiant floor heating systems where a seamless 1\" expansion PEX A to 3\/4\" PEX transition is needed without crimp rings or push-to-connect fittings. Its compact brass body provides a durable, corrosion-resistant connection that maintains flow and minimizes the risk of leaks at joints.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose expansion PEX with a brass coupling?\u003c\/strong\u003e Expansion PEX A offers a smooth, reliable seal as the tube expands into the fitting, reducing stress on the pipe and connections compared with alternative methods. The brass construction adds strength and longevity, resisting scale buildup and providing dependable performance over time.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eInstallation at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e \u003cli\u003eCut and deburr the PEX A and PEX tubing ends to be clean and square.\u003c\/li\u003e \u003cli\u003eUse the Apollo expansion tool to expand the 1\" PEX A end to accommodate the brass coupling’s expansion seat.\u003c\/li\u003e \u003cli\u003eInsert the 3\/4\" PEX end fully into the opposite side until seated.\u003c\/li\u003e \u003cli\u003ePerform a pressure test to verify a leak-free joint before the system is brought online.\u003c\/li\u003e\n\u003c\/ol\u003e \u003cp\u003eIdeal for DIY enthusiasts upgrading existing piping or professional installers seeking a reliable, code-compliant transition piece. Whether you’re replacing aging lines or routing new supply runs, this Apollo brass coupling provides a stable, code-aligned solution that performs under the pressure and temperature demands of typical household systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Apollo","offers":[{"title":"Default Title","offer_id":52205066092818,"sku":"4815320","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4815320_A.eps_High.jpg?v=1776467795","url":"https:\/\/nationalhardwaregroup.com\/products\/apollo-expansion-pex-pex-a-1-in-expansion-pex-in-to-x-3-4-in-d-pex-brass-coupling","provider":"National Hardware Group","version":"1.0","type":"link"}