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Installed using expansion method-expander tool + expansion rings- which are not included
Compatible with all Type A Pex/Pert tubing designed for use with F1960 fittings.
Better performance than brass fittings in RO, chlorinated, and low-pH water application.
NOT MADE BY UPONOR ! Product is made by the Allen co. specifically for use on Uponor and other type A expansion pex.
Poly expansion fittings are a direct replacement for Uponor/Wirsbo poly fittings and are compatible with all other Type A and Pert tubing approved for use with expansion type fittings.. These fittings are manufactured to ASTM F1960 standard are NSF certified for potable water applications. PPSU (Polyphenylsulfone) material