Tech Master GPL420 Series single stage piston line regulators are designed for secondary pressure gas control of non-corrosive or toxic, technical grade gases up to grade 4.5 purity (99.995%), on gas distribution systems.
■ GPL421 Series | Single Stage Piston Line Regulator, FKM Seal
■ GPL422 Series | Single Stage Piston Line Regulator, EPDM Seal