Noritz Noritz NR981 9.8 GPM 199900 BTU 120 Volt Indoor Natural Gas Concentric Vent Tankless Water Heater

The NR981-DVC-NG has more power than any tankless water heater in its class. This low NOx direct vent natural gas tankless water heater is engineered to last, and provides sufficient hot water for up to 4 showers with a single unit. The NR981 can accommodate the most demanding residential applications, and can easily expand along with your hot water needs by connecting two units together with the quick-connect system. Its dual flame burner, safety lock-out, freeze protection and built in elevation adjust...