A.Y. McDonald Mfg. Co.’s No-Lead Expansion PEX Fittings are made of eco brass and come in numerous sizes. The expansion PEX ends conform to ASTM F1960 and are certified to NSF 61-8, AB1953, and CUPC. Experience a quick and easy install when connecting PEX piping together when you choose a company that’s been thriving since 1856.

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