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The Mueller Streamline W07063 is a wrot copper DWV coupling designed for drain, waste, and vent sanitary plumbing systems. This 1-1/2 inch coupling features a cup by cup (C x C) end configuration, meaning both ends accept solder connections. It is built from high-grade wrot copper, which offers excellent corrosion resistance and long service life in residential and commercial plumbing applications. Wrot copper is a wrought material, meaning it has been mechanically worked for improved strength and density compared to cast fittings. This coupling is intended for non-pressurized DWV systems, making it a standard choice for drain lines, waste piping, and vent stacks throughout a building. The fitting meets ASME B16.23 and ASME B16.29 standards, ensuring dimensional consistency and compatibility with other copper DWV fittings from major manufacturers. It also meets NSF 61G certification requirements, confirming it is suitable for use in potable water adjacent systems. Both end connections measure 1-1/2 inches and accept female solder cups, allowing plumbers to sweat the fitting directly onto copper pipe using standard soldering techniques. The shorter solder cup depth typical of DWV fittings suits the lower-pressure demands of sanitary drain systems. At just 0.11 pounds, this lightweight fitting is easy to handle and maneuver during installation in tight spaces such as wall cavities or under-sink rough-in areas. Plumbers, pipefitters, and mechanical contractors working on residential drain systems, commercial DWV rough-in, or renovation projects will find this coupling a reliable and code-compliant choice for connecting straight runs of 1-1/2 inch copper drain pipe.
The Mueller Streamline W07063 wrot copper DWV coupling delivers a code-compliant, reliable solder-joint connection for 1-1/2 inch drain, waste, and vent piping systems. Its high-grade copper construction and dual-standard certification make it a trusted choice for professional plumbing installations.
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