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A.Y. McDonald 5140-018 Coupling is a brass fitting designed for water service connections. This coupling connects one-inch to one-and-a-half-inch tubing and is perfect for cold potable water applications.
This coupling includes EPDM rubber gaskets for secure sealing and has been tested to match the pressure ratings of the tubing it accommodates.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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