Gas Application Guide
Class 1. INERT Air, argon, carbon dioxide, helium, nitrogen
Class 2. COMBUSTIBLE Hydrogen, methane, natural gas, town gas
Class 3. CORROSIVE Chlorine, sulfur dioxide Class 4. OXYGEN
Class 1. INERT Air, argon, carbon dioxide, helium, nitrogen
† Valves are suitable for British Gas Applications Family Gases 1, 2, and 3.
†† Suitable in applications where moisture is completely absent
