REGULATOR 21 R
Pro 200/300 is a 2-stage regulator with an ingenious design that requires minimal service and maintenance. Manometers can be placed in the desired position. R21 has a needle valve on the discharge side to the regulation of gas flow and can be closed at short interruptions in the work. Opens it again will a pressure to be the same as before. R21 highpressure (up to 200 BAR) is found for oxygen, nitrogen, hydrogen and air. These are well suited to laser cutting, pressure testing etc.