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The RWC UC016LFA is a lead-free DZR brass PEX barb coupling designed to join PEX tubing in a straight 3/4 inch barb-to-barb configuration. Built to handle potable water distribution and hydronic heating systems, this fitting provides a reliable, low-cost mechanical connection without soldering or specialized press tooling. The DZR brass construction resists dezincification, making it a durable choice in water systems where corrosion is a concern. Licensed plumbers and hydronic heating technicians will find this fitting straightforward to install using either a stainless steel clamp system or a copper crimp ring system, with the appropriate tool sold separately.
This coupling is suited for residential and light commercial plumbing applications involving PEX tubing. It is appropriate for potable water supply lines and hydronic radiant heating loops where a 3/4 inch barb connection is required. The fitting meets ASTM F1807 dimensional standards and carries NSF/ANSI 61 certification for contact with drinking water, as well as NSF 372 compliance for lead-free content. It is sold individually and typically used in new construction rough-in work, remodel plumbing, or repair scenarios where a barb-style transition is the preferred connection method.
Designed for use with 3/4 inch PEX tubing in potable water distribution and hydronic heating systems. Compatible with both stainless steel clamp-style and copper crimp ring-style installation systems, with clamp or crimp tools and rings sold separately.
Installation is performed by a licensed plumber or qualified hydronic technician. Shut off the water supply and depressurize the line before cutting and fitting. Use the appropriate clamp or crimp tool rated for 3/4 inch PEX fittings to achieve a proper seal. Follow local plumbing code requirements, which may reference IPC or IRC standards for PEX barb fittings in potable water systems.
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