Noritz NR98-OD-NG 9.8 GPM 199,900 BTU Residential Natural Gas Outdoor Tankless Water Heater (.82 UEF) is a high-capacity, on-demand water heating solution designed to provide reliable hot water for residential applications. Powered by natural gas, this outdoor-rated unit delivers up to 9.8 gallons per minute and features a Uniform Energy Factor (UEF) of 0.82, helping homeowners enjoy continuous hot water while reducing energy waste associated with traditional storage tank systems.
Designed specifically for outdoor installation, the NR98-OD-NG eliminates the need for indoor venting, making installation simpler and freeing up valuable interior space. Its compact wall-mounted design allows for flexible placement while maintaining dependable performance in a variety of residential environments.
Engineered for durability and consistent operation, the NR98-OD-NG delivers stable water temperatures and an endless supply of hot water without recovery time limitations. Integrated controls and safety features help ensure efficient operation and long-term reliability for everyday household use.
This product includes a manufacturer’s limited warranty covering the heat exchanger and parts for qualifying residential installations. Always verify fuel type, gas supply sizing, electrical requirements, installation location, water quality, and local plumbing and mechanical codes prior to installation.
The Noritz NR98-OD-NG is a premium outdoor tankless water heater designed to deliver exceptional hot water performance for larger homes and families with demanding daily routines. Producing up to 9.8 gallons per minute and powered by a maximum input of 199,900 BTU, this natural gas unit provides the capacity needed to support multiple bathrooms, appliances, and fixtures simultaneously without sacrificing comfort.
Purpose-built for outdoor installation, the NR98-OD-NG helps homeowners free up valuable indoor space while avoiding the need for indoor venting components. Its weather-resistant design and compact wall-mounted construction make it an ideal solution for homes seeking a clean, efficient, and space-saving hot water system.
By heating water only when a hot water fixture is activated, the NR98-OD-NG eliminates the standby energy losses associated with traditional storage tanks. Whether filling a soaking tub, running multiple showers, or handling laundry and kitchen demands at the same time, this tankless system provides a continuous supply of hot water while maintaining a Uniform Energy Factor (UEF) of 0.82.



