Introducing the Rheem^® RTG-R Series Tankless Gas Water Heaters with Built-In Recirculation for Faster Hot Water and Faster Installs

March 26, 2026

Rheem proudly introduces the next evolution of non-condensing tankless water heating: the RTG-R Series with built-in recirculation. This tankless gas water heater maintains the proven performance, modern design, and contractor friendly installation and service features of the RTG Series—now enhanced with the added benefit of built in recirculation. It combines trusted Rheem performance with upgraded technology and improved installation experience for contractors, all while delivering comfort, convenience, and efficiency homeowners expect. Built-In Recirculation for Faster Hot Water and Water Savings The standout feature of the RTG-R model is the built-in recirculation. This integrated pump significantly reduces wasted water and wait…