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The NIBCO INC 9001100PCU is a 1/2 inch press-by-press (PxP) coupling fitting designed to join two lengths of copper tube in a single inline connection. The fitting is lead-free, meeting potable water safety requirements for residential and commercial plumbing systems. Installation uses a press tool rather than open flame, making it well-suited for retrofit work, tight spaces, or any environment where torch use is restricted. Licensed plumbers and pipefitters are the primary installers of this fitting type.
This coupling is used in residential and light commercial plumbing systems wherever two runs of copper tubing must be joined inline. Typical applications include water supply lines, hydronic heating distribution piping, and general copper tube assemblies. The press connection method eliminates the need for soldering flux and open flame, reducing fire risk and installation time. It is equally applicable to new construction and remodel projects where existing tubing must be extended or repaired.
Designed as an OEM-style press fitting for use with standard 1/2 inch copper tubing in residential and commercial plumbing applications.
Installation should be performed by a licensed plumber in accordance with applicable local plumbing codes and the International Plumbing Code (IPC). Shut off and depressurize the water supply line before cutting and fitting the coupling. A calibrated press tool with the correct jaw size for 1/2 inch press fittings is required to achieve a proper seal. Do not attempt to press a fitting on a wet or pressurized line, as an incomplete press will result in a failed connection.
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