Liquid Filled Pressure

Class 1 Fire Apparatus Repair Parts - Gauges, Electronics, Plumbing Components > Class 1 Gauges > Liquid Filled Pressure

Class 1 gauges in 2.5", 3.5", 4.5" and 6" sizes are "Made in the USA" by people who provide unmatched integrity and the finest service to firefighters and emergency personnel. Class 1 is recognized for innovations such as our liquid-filled pressure gauges with patented freeze proof SUB-Z isolator.