Winters, PLP4355, PLP 6" Dial, 0/10 PSI/kPa, 1/4" NPT Back Brass Low Pressure Gauge Features: Highly accurate reading of low pressures Brass or stainless steel wetted parts Ranges from 15" H 2 O/oz to +10 PSI Overpressure protection on some models (OP) ASME B40.100 compliant CRN registered 5 year warranty Applications: Suitable for measuring gaseous media both corrosive and non-corrosive Used to measure natural gas pressure as well air flow indication and leak detection Vacuum pumps, air compressors, air filters, gas burners, vacuum ovens, suction regulators and respirators