Noritz 9.8-GPM 180000-BTU Indoor Natural Gas Tankless Water Heater

Upgraded heat exchangers: our new EZ models are equipped with 2 heat exchangers developed with high grade stainless steel that are built to last. Revolutionary tankless water heater features a super-low BTU mode with its burner control, which allows for optimal temperature response in conditions of low temperature rise and/or low flow rates, reduces BTU output to less than 5,000 BTU. New EZ models conveniently feature a maximum venting length of 65 ft. or 150 ft., when using a 2 in. or 3 in. vent diameter, respectively. Unmatched performance with an ENERGY STAR Rating and the industry’s best warranty - 25-year heat exchanger warranty. Top hot and cold water connections allow for an easy tankless for tank replacement. NORITZ connect app is compatible with EZ units, allowing for wireless remote control of heater functions and diagnostic/maintenance reminders NWC-adapter is sold separately. Maximize your hot water usage by connecting 2 EZ units, the QC-2 quick connect cord can double hot water output (sold se...