In-Pipe miser is an energy efficient in-pipe heat trace cable for pipe freeze protection of insulated plastic potable water lines. The Raychem In-Pipe miser heat trace cables are designed for the cottage industry or installations where the water supply pipes are buried or cannot be accessed and are subject to freezing. This unique solution heats the pipe from the inside. Energy efficiency is achieved by the combination of low heat and an electronic temperature controller that turns on the heating cable when heat is needed. To comply with national and local electrical codes, Raychem In-Pipe miser has integrated 27ma ground-fault protection. Raychem In-Pipe miser is designed for use with 1 inch and 1-1/4 inch (25 mm and 32 mm) PE pipes and requires closed-cell thermal insulation. For use in nonhazardous areas. Suitable for use in potable water. CSA approved.