Glycerin-Filled Stainless Steel Vacuum Gauge 100mm 1/2″ BSP The Glycerin-Filled Stainless Steel Vacuum Gauge 100mm 1/2″ BSP is designed for use within compatible dairy milking vacuum systems to provide a clear visual reading of the operating vacuum. The larger 100mm dial makes the gauge easy to read around the parlour and helps operators monitor whether the vacuum system is maintaining the required level during milking. The Glycerin-Filled Stainless Steel Vacuum Gauge 100mm 1/2″ BSP features a stainless steel case with a 100mm diameter dial and 1/2″ BSP connection . The glycerin-filled construction helps dampen needle movement caused by vibration and normal vacuum fluctuations which can provide a steadier and easier-to-read indication during operation. A vacuum gauge that has become damaged inaccurate difficult to read or no longer responding correctly can make it harder to assess system performance. Replacing a faulty gauge provides a reliable reference point when checking for vacuum loss air leaks regulator problems or changes in vacuum pump performance . The Glycerin-Filled Stainless Steel Vacuum Gauge 100mm 1/2″ BSP is a practical replacement for milking parlour servicing repai