Rheem Gladiator 40 Gal. electric water heater provides an ample supply of hot water for households with 2 to 4 people. The Gladiator water heater is unlike any other water heater because it provides the power to know, the power to control, and the power to protect. The power to know: detect potential leaks with the 360° LeakSense leak detection system. The power to control: integrated EcoNet Wi-Fi enables management of water temperature, tracking of energy usage and monitoring from your phone. The power to protect: features the LeakGuard auto shutoff valve, which engages in the unlikely event a leak is detected, to protect your home from water damage. Its self-cleaning feature prolongs tank life and maintains the water heater's efficiency. As a performance platinum, the Gladiator has a 12-year limited tank and parts warranty plus a 3-year in home labor warranty. Upgrades also include two 5500-Watt stainless steel heating elements for quicker water heating. This model is direct response ready: features a built-in CTA-2045 port for easy connection to utility demand response programs. Size: medium.