This gauge is designed to fit into either inline regulator or blowtie units. They can be used for water or gas.
Specifications
Pressure: 0-30psi (0-2bar)
Graduations: PSI + Bar
Material: Brass/Plastic/Copper Capillary
Gauge Diameter: 20mm
Probe Diameter: 7.8mm (designed to fit 8mm hole)
Accuracy: These gauges are accurate to 10% of the whole pressure range. (ie the 0-30psi Gauge is accurate to +/- 3psi).