Single Stage Double Gauge Regulator has one inlet to be attached with bull nose type valve and the other outlet for pressure release and in-built pressure gauge for cylinder volume measurement. The Regulator has one pressure gauge that shows cylinder inlet volume and the other pressure gauge shows outlet pressure volume in terms of bar or Kg/cm². The Double Gauge Regulator is used for regulating various types of gases such as oxygen, nitrogen, dry-acetylene, hydrogen, ammonia, carbon dioxide applications and also for medical purposes. Single Stage Double Gauge Regulator is offered with in-built safety device to facilitate ease of operation.