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The Uponor UPTFCOUP12 is a TotalFit push-to-connect coupling designed for fast, reliable pipe connections in plumbing and hydronic systems. This fitting is built for trade professionals who need a secure, leak-free joint without soldering, crimping, or special tools. The push-to-connect end style lets installers make connections quickly, reducing labor time on the job. Simply insert the pipe and the fitting locks in place, creating a watertight seal rated for demanding residential and light commercial applications.
This coupling is made from engineered polymer, a material chosen for its resistance to corrosion, scaling, and chemical exposure. Unlike metal fittings, engineered polymer does not corrode over time in aggressive water conditions. The 1/2 inch nominal size fits standard PEX, copper, and CPVC tubing, making this coupling highly versatile across different piping systems. It carries a pressure rating of 80 psi and a temperature rating of 200 degrees Fahrenheit, which covers the full range of domestic hot and cold water distribution as well as low-temperature radiant heating loops.
The UPTFCOUP12 measures 1.917 inches in length with an outer diameter of 1.13 inches, keeping the fitting compact enough to work in tight spaces inside walls, floors, and mechanical rooms. Plumbers, pipefitters, and hydronic heating technicians rely on push-fit couplings like this to speed up rough-in work and repairs. The TotalFit series from Uponor is engineered for compatibility with their broader PEX piping systems, making it a trusted choice on new construction and retrofit projects alike.
The Uponor UPTFCOUP12 TotalFit coupling delivers tool-free, push-fit connections in a compact 1/2 inch fitting rated for high-temperature and moderate-pressure plumbing systems. Its engineered polymer body and broad pipe compatibility make it a practical choice for professional installers.
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