Thermo Modular Pro International valves feature RH or LH modular manifold extension, removable yoke outlet insert for conversion to a 230 Bar DIN valve and standard 3/4"-14 inlet threads. For steel and aluminum cylinders to 3442 psi working pressure. Use with #36114 Thermo isolation manifold crossbar. Dip tube included (not shown). For use with up to 40% oxygen mix.