The Model TL automatic control valve from Ogontz Corp. is designed for temperature control of steam systems. Typical applications include temperature control for winterization protection of process lines, steam tracing, instrument tracing or other systems requiring control based on ambient temperature. Set points are available from 35-240 degrees F. The TL is available in Bronze or 304 Stainless Steel construction, from 1/2-inch to 2-inch NPT. Ogontz Corp.