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The NIBCO PEX poly insert coupling, MPN NPD01-3/4, is a fitting used for connecting two lengths of PEX tubing. This coupling is ideal for use in potable water and radiant heating systems. Made from PPSU polyphenylsulfone, it provides durability and reliability in various plumbing applications.
This coupling features a straightforward installation process and works seamlessly with the NIBCO PEX system, which requires fewer fittings than traditional plumbing systems.
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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