... and female main tube threaded connection, 16mm/18mm PEX-AL connection 2 way manifold brass stop valvePex pipe connectionABS switchWe ... or NPT threaded. Mini ball valve with aluminium handle controlled AL-PEX union connectors, 2 way, 3 way and 4 ... way for 16mm and 18mm AL-PEX pipe.Main Features,Main tube connection, MXF, 3/ ... days 2 Way Brass Stop Valve Manifold with PEX-AL-PEX connector