... have other types of regulators, good qualiy, reasonable price welding regulator, for oxygen,acetylene, ARGON,CO2 gases, we also have other ... & bonnet for maximum strength. * Oxygen, w/safety relief valve is set for safe operation. * Sintered metal inlet filter to trap impurities ... HEAVY DUTY REGULATORUW-1402 MEDIUM DUTY REGULATORUW-1446 LIGHT DUTY REGULATOR