vacuum relief

Vacuum and Pressure Relief Valves on Your Vacuum Truck

By Rhiannon / December 23, 2020 /

A properly built vacuum truck tank in good condition (see articles HERE and HERE for internal tank inspections) can handle full vacuum and, unless a certified pressure vessel is legally limited to 14.9 PSI, we recommend limiting your tank to no more than 8-9 PSI.   Your vacuum pump is protected by your pressure relief…