Drexan’s PipeGuard Self-Regulating cables for pipe freeze protection have the most accurate power output and longest life expectancy in the market. Serve the most demanding environments including hazardous and non-hazardous areas, as well as areas where corrosive exposure may be of concern. Be certified to; CSA (CUS) standards for use throughout North America, ATEX for Europe, and is suitable for both metal and non-metal pipes, tanks and vessels.