Valworx direct mount valves are equipped with the international ISO5211 mounting interface in sizes F03- F12. This internationally accepted standard is also on all Valworx actuators as well as many third-party actuators. Direct mount valves are available with 150-lb flanged, NPT or tri-clamp connections. Materials of construction are stainless steel, brass, PVC or ductile iron in 2-way, 3-way or butterfly valve configurations.