Richmond® High Efficiency Tankless Water Heaters make it easy to make the decision to go tankless. Our products offer continuous hot water, while providing money and energy savings. Richmond® tankless save money and energy by only heating water when you need it, no need to heat a large amount of water in a tank and keep it hot until it's needed. Exclusive! Hot-start Programming™ ensures the unit is in a ready state between back-to-back usage, minimizing any cold-water bursts. Setting the water temperature or monitoring the unit's status is easy with the digital display. Should maintenance be required, the unit's self-diagnostic system will display a maintenance code, which makes trouble-shooting quick, accurate and less expensive. Built-in EcoNet® Wi-Fi Technology allows users to receive alerts and reminders from the smart phone or mobile device. Customize setting to adjust temperature settings or track energy usage. For peace of mind, this product is backed by an industry leading 15-year warranty. 15-year heat exchanger, 5-year parts, and 1-year labor.