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The PROPEX 645WG43 reducing coupling fitting connects 1" to 3/4" PEX-A pipe in a straight line using PEX expansion method. It is compatible with all brands or PEX-A tubing (Uponor/Wirsbo hePEX & AquaPEX, Sioux Chief, Mr. PEX, Rehau, etc.).
This coupling is made to ASTM F1960 standard, NSF certified for US and Canada, and lead-free, approved for potable water applications.
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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