Description
SPECIAL ORDER ITEM. Review Returns Policy before purchase. Polyphenylsulfone (PPSU) PEX fittings & accessories are advanced thermoplastic plumbing components designed for PEX piping systems, especially PEX-A (F1960 expansion) applications. Known for their durability, heat resistance, and corrosion-free performance, PPSU fittings are widely used in potable water and radiant heating systems.