Description
The Uponor ProPEX Brass Fitting Adapter is a lead‑free transition adapter designed to connect 3/4 in PEX‑A tubing to 3/4 in copper‑type connections. Made from durable brass and compliant with major plumbing standards, it’s ideal for use in potable water systems, radiant heating/cooling applications, and hydronic systems. Its ProPEX expansion end ensures a secure, leak‑resistant seal with compatible PEX tubing when used with the proper expansion tool.





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