The ESAB Dura Nitrogen Double Stage Regulator is a top quality regulator that is perfect for use with nitrogen gas. This regulator has two stages that help to ensure a consistent flow of gas, and it also has a durable construction that can withstand heavy use. The measurement of outlet pressure of a gas is very important and this device helps to control and monitors the pressure output. It is perfect for pressure, purging and refrigeration applications and is very easy to use. This device is made by ESAB and the model number is 4330196515
