A vacuum gauge is an excellent tool to have around if you have a central vacuum system. This can be used to measure suction at the unit, inlet, or end of hose. The vacuum gauge can help you compare how your units performs verse new systems. This gauge will also help determine if you have a clog in your system.
With this vacuum gauge and a little help from CentralVacuumStores.com, you can unclog your central vacuum system and be on your way to cleaner home.
The Vacuum Gauge uses inches of water lift and kilopascals. Water lift is the most common measure of a vacuums suction.