This single-stage regulator is designed to be compact, light-weight and rugged. It provides accurate pressure regulation to 100 PSIG. -- Light to Medium-Duty -- Pressure Regulation: 0.4 PSIG/100 PSIG -- Gauges: 2" Steel Dual Scale -- One-piece encapsulated seat design with internal filter and PTFE Teflon seat. -- 7 Year Warranty -- Made in the USA -- -- -- -- UL listed; CGA E-4