Rovanco® offers pre-insulated piping systems that include Insul-8 insulation. Rovanco's systems include fittings, anchors, valves and control systems for monitoring faults, as well as complete heat tracing capability. Rovanco provides conduit pipe, foam products and containment pipe. Rovanco systems begin with a pipe that can be PVC, steel, copper or stainless steel. The basic insulating material is urethane foam, but mineral wool, calcium silicate, fiberglass and foamglass can be used for high-temp applications. Rovanco also offers a wide range of protective jacketing materials, including PVC, polyethylene, steel and aluminum. The pre-insulated pipe is available in sizes from 1/2" to 36". Rovanco, 20535 S.E. Frontage Rd., Joliet, IL 60431, (815) 741-6700, fax (815) 741-4229.