Gas Regulators of IES supply both high-pressure and low-pressure regulator products. These include general purpose gas regulators, Back Pressure Relief Regulators, Flow controllers, Manifold systems, Instrument Air Regulators, Gauge Thermometers, Thermowells, Needle Valves, and electronic products for oil, gas, and petrochemical (pipeline); and gas regulations. All products are renowned for their high quality, accuracy, and dependability within critical applications. We supply many models that 100% replace Fisher’s product line such as 627, 630, 67CFR, Etc.