San-O-Sub 232 Bar Isolation ManifoldSan-o-sub is the leading manufacturer of industrial and scuba valves since the 1960s. Located in Italy their quality of manufacturing is superb.Isolation manifold for use in twin or Double tank/cylinder configurations. 3/4″ Thread, “Nitrox Ready” for Partial Pressure Blending EANX up to 40% Oxygen content. Viton orings.
