2 Pack TMKOOL Poly PPSU PEX A Expansion Full Port Ball Valve 1/2" x 1/2" for PEX-A Tubing ASTM F1960 (2pcs 1/2" Ball Valve)

["Made from polyphenylsulfone (PPSU) designed for use in PEX-A plumbing systems.","1/2 inch x 1/2 inch connection suitable for standard PEX-A expansion tubing.","Full port ball valve design allows consistent water flow through the system.","Designed for use with PEX-A expansion connections in residential and commercial plumbing systems.","Compatible with PEX-A expansion tools and fittings (tools and rings not included).","This expansion male adapter meets ASTM F-1960 and ASTM F-877 standards for product safety.","Suitable for water distribution systems and general plumbing applications."]