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The NIBCO INC T00040J is a 3/4 inch CPVC pressure coupling designed for use in both hot and cold water plumbing systems. Built from chlorinated polyvinyl chloride, this coupling provides a reliable solvent-weld connection between sections of 3/4 inch CPVC pipe. It is sold in a contractor pack of 10 units, making it a practical choice for residential and light commercial plumbing work where multiple fittings are needed on a single job. Licensed plumbers and pipefitters reach for CPVC pressure fittings like this one when installing or repairing potable water distribution lines, where pressure integrity and chemical resistance are required.
This coupling is suited for residential and light commercial plumbing applications involving 3/4 inch CPVC pipe systems carrying hot or cold potable water. Typical install scenarios include new construction water distribution lines, repair of existing CPVC runs, and retrofit work in systems where CPVC is the specified pipe material. The contractor pack of 10 reduces the need for multiple small purchases on multi-fixture jobs.
Designed as an OEM-style replacement and new-installation fitting for 3/4 inch CPVC pressure pipe systems in residential and light commercial plumbing applications.
Installation is performed by a licensed plumber or qualified pipefitter. Shut off the water supply and relieve system pressure before cutting into an existing line. Use CPVC-rated primer and solvent cement as required by local plumbing codes, including IPC guidelines, and allow full cure time before restoring pressure. Do not use this fitting with PVC pipe or incompatible cement formulations.
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