***PARTS ONLY*** Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation

The Rinnai Super High-Efficiency Plus Tankless Water Heater is the ultimate solution for energy-conscious homeowners seeking a smart, compact, and efficient water heating system. This tankless hot water heater offers advanced features and a durable design that provides an endless supply of hot water, making it perfect for households of all sizes. Enjoy unlimited hot water flow throughout your home, as well as a compact and space-saving design that conserves energy by heating water only when necessary, providing optimal energy efficiency. With a high-performance 11 GPM hot water flow rate, this tankless gas water heater delivers powerful and constant water pressure for a satisfying and uninterrupted stream. Say goodbye to low water pressure and enjoy a powerful hot water experience. Equipped with Circ-Logic technology, this on demand water heater enables recirculation patterns that coincide with your typical habits. Pair it with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation. Rest assured with our Super High-Efficiency Plus Tankless Water Heater, backed by a guaranteed warranty. Enjoy a 15-year residential warranty for the heat exchanger, 5-year warranty for labor, and 1-year warranty for parts. For added convenience, Wi-Fi monitoring is available with the Controlr module (not included), allowing you to monitor and control your water heater from anywhere. Rinnai's super high-efficiency plus condensing tankless water heater models, featuring SENSEI technology, offer the most advanced technology in water heating. Unlike traditional tank heaters that accumulate rusty sediments, our compact water heater elements have a longer lifespan as water runs continuously through the pipes.