Up Aqua’s Dual Gauge Regulator (CO2 Regulator with Solenoid & 2 gauges) has an adjustable working pressure with a decompress pressure valve. This regulator is made of heavy duty brass construction and equipped with a CGA320 connector. Up Aqua’s Regulators are produced using the highest quality components and designed to function with pressurized CO2 systems. Adjustable working pressure Built in safety over pressure Important Info: Use teflon tape on any fitting that does not seal with a gasket or o-ring. Warranty Info: All regulators shall be covered by a 90 day limited manufacturer's warranty from date of purchase.