Fight freezing pipes with this EasyHeat heat line cable. This flexible heater cable fits inside pipes to protect your water supply lines. It can be used in insulated pipes and won't melt through if dry out occurs. The user-friendly plug-in design makes installation a breeze in your home, cottage, or barn. The included thermostat has a 10' sensor that can sense the temperature of the pipe and turn the heater cable on and off as needed. This heat line cable is approved for use in drinking water supply lines.