Noritz EZTR 50 tankless water heater

The Noritz EZTR50 is a premium high-efficiency condensing natural gas or propane tankless water heater package designed specifically to replace a traditional 50-gallon tank water heater with minimal modifications. It is engineered for faster retrofit installations while delivering endless hot water and improved energy efficiency. Product Description The Noritz EZTR50 combines powerful performance with installation convenience. Unlike many tankless water heaters, it features top-mounted water connections, allowing existing hot and cold water lines from a standard tank heater to connect with little or no re-piping. The package also includes the components needed for most replacements, reducing labor time and installation costs. Key Features * Replaces most 50-gallon gas storage water heaters * Delivers up to 9.8 gallons per minute (GPM), providing continuous hot water for multiple fixtures. * 180,000 BTU maximum input. * 0.98 UEF high-efficiency condensing design, helping reduce energy costs. * Dual stainless steel heat exchangers for durability and corrosion resistance. * Top-mounted water connections simplify retrofit installations. * Natural gas to propane field conversion kit included. * Built-in operation panel and Bluetooth® compatibility through the EZ Start Plus app (2026 Pro model). * Compatible with existing ½-inch gas lines in many retrofit applications. * Energy Star® certified. What’s Included The EZTR50 package comes ready for installation and includes: * Noritz EZ98 tankless water heater * Isolation valve kit * 25-foot flexible vent conversion kit * Installation/startup documentation Warranty * 25-year residential heat exchanger warranty (non-recirculation) * 15-year heat exchanger warranty with recirculation *5 year all other parts