Monument 257C Manometer Gas Test Gauge Features

• Size 300mm / 12in.
• Capacity 30 Millibar
• Made from tough plastics used both for testing pipework installations with air for leaks before the introduction of gas and for checking and setting correct gas pressures on domestic and commercial appliances.
• Extruded cover slides off and may be clipped over the base for standing the tool vertically during use.
• Hanging tab permits vertical hanging from suitable protrusions.
• Marked in millibars.
• Millibar scale adjusts for zeroing water level.
• Comes complete with 300mm manometer hose.