These stainless steel flanges are used for mounting the gauge to a wall of the outside of a panel. The QBF is a wall mounting system for our Q2500 and P2500 gauges. It is pushed on by CPS and allows for a gauge to be mounted to a wall or panel. The PBF is a wall mounting system for our P4000 and Q4000 series gauges. The flange is welded on by CPS when you order the gauge. It allows you to mount the gauge to a flat service like a wall or panel and still be able to connect up to the gauge. The flange is made from 303 Stainless Steel so is fine for outdoor use. Please click on the options available tab above. Product code: Flanges
