The Repti – Care Heat Cable is a high-quality, durable cable that is perfect for heating your home. This cable features a blue outer jacket and a yellow inner core, and it is made of a flexible plastic that is resistant to abrasion and chemicals. The Repti – Care Heat Cable is designed to be used in a variety of ways, including radiant heating and convection heating. It can heat up a room up to 350 square feet or a whole house up to 1,000 square feet. The Repti – Care Heat Cable is also UL listed and CSA certified, meaning it meets the requirements of the American Electrical Code.