Designed for simplicity, these PEX-A fittings are exclusively for Pex A pipe/tubing connections. System Integrity:Using F1960 compliant fittings with PEX-A tubing ensures a robust and reliable plumbing system, minimizing the risk of leaks... ✴️【SUPERIOR QUALITY】Made from lead-free, anti-corrosion brass, our PEX-A expansion fittings guarantee lasting durability, meeting drinking water standards while resisting rust and freeze damage. PEX Expansion Fitting Assembly, F1960 - 1/2 in. PEX to EK 20 ASTM F1960 Expansion Coupling HeSun 1/2 Inch PEX-A Pipe, 2x100FT Pex A Tubing With 1 PEX A Expansion Fittings ✴️【PACKAGE INCLUDE】10 pcs brass pex a expansion 1/2 x 1/2 Coupling. Snapklik.co : HeSun 10-Pack Pex A Fitting, 3/4 Inch Pex A Expansion Elbow ✴️【VERSATILE APPLICATION】Certified to ANSI/NSF-61 and ASSE 1061, these fittings cater to various plumbing, from water supply lines to radiant heating and oil or gas systems, ensuring reliability. ✴️【BROAD COMPATIBILITY】 Our fittings work with all PEX-A tubing.