These gauges combine a graduated temperature gauge and pressure gauge in ONE unit! Features metal construction for ruggedness. An ingenious self-sealing 1/2 in. MPT brass well is included so minimal system fluid is lost if the gauge is ever removed from the system. A manually-adjustable pointer can be used to track temperature or pressure changes on a 3 in. Dial Face. 

Scale Limits - 0-200 psi,  60-320 deg F

Back Mounted - Install in a 1/2 in. FPT Fitting