The Tesla TIH 510 Copper Immersion Heater with a Radiator Thermostat (14") is a premium heating solution designed for efficient and reliable water heating. Manufactured from high-quality copper, this immersion heater offers excellent thermal conductivity and corrosion resistance, ensuring long-lasting performance. The built-in radiator thermostat enhances temperature control and energy efficiency, preventing overheating and reducing energy waste. Ideal for use in vented hot water cylinders, this 14-inch immersion heater is easy to install and provides a dependable source of hot water for residential and commercial applications.