The Reducing Coupler from John Guest USA is available in 1/2- by 3/8-inch, 3/4- by 1/2-inch and 1- by 3/4-inch CTS sizes for use in the domestic plumbing market. Manufactured from high-quality engineered plastic with an EPDM O-ring, the coupler satisfies both hot and cold water plumbing/remodeling and hydronic heating applications. It is suitable for use with any combination of copper, PEX or CPVC pipe and does not require tools to make a leak-proof connection. The coupler incorporates Twist and Lock technology for extra security. The coupler is both lead-free and corrosion-free, and is NSF- and IAPMO-approved for domestic plumbing in the U.S. and Canada. 973/808-5600;


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