Designed for reliability and precision, this single-stage CO2 regulator with a flowmeter is ideal for use with large cylinders in medical applications. Constructed with a rugged neoprene diaphragm and a durable chrome-plated brass body, it ensures long-lasting performance even under demanding conditions. Featuring a 0-12 LPM CO2 flowmeter and 2-inch diameter gauges, this regulator provides clear and accurate readings, while the internal relief valve offers added safety by protecting against over-pressurization. With a maximum inlet pressure of 3,000 PSI and a CGA 320 nut and nipple assembly, it is perfectly suited for large cylinder setups, making it a reliable choice for medical professionals.