The CL38 Series is designed to provide extremely accurate regulation of gas in high capacity applications with outlet pressures up to 30 psig. Typical applications include fixed factor billing on large commercial and industrial installations, and low pressure district regulator stations. The CL 38-1 features a low pressure relief-type pilot regulator for outlet pressures form Inches W.C. to 5 psig. The CL38-2 features a high pressure relief-type pilot for outlet pressures from 1 to 30 psig.