Uponor’s code-listed ProPEX lead-free brass commercial ball valves for PEX-to-PEX connections are available in sizes from 1/2” to 2” and are listed to ASTM F1960, NSF 14/61, NSF 359 and the Uniform Plumbing Code. The valves feature blow-out-proof stems and are available with stem extension kits to accommodate up to 2” of insulation in insulated piping applications. Both ends of the valves are manufactured with a ProPEX fitting system for expansion connections that cannot be dry fit and hold tight with up to 1,000 lb. of radial force.