The NC1991 199,900 BTU Natural Gas Tankless Water Heater has a maximum of 9.8 GPM with optional multi-system up to 6 units. This unit is designed to be installed Outdoors. This commercial water heater heats water up to 185° and meets federal and state air quality standards which are below 20 PPM.
Features:
- 9.8 GPM tankless water heater provides enough hot water to run from 2 to 3 hot water appliances at 1 time
- Tankless gas water heater costs less to operate than electric models
- Energy Star qualified tankless water heater is highly efficient and uses up to 40% less energy than storage water heater models
- 5 year warranty on the heat exchanger, 5 parts, plus all Noritz models feature a 1-year in-home warranty
Specifications:
- Width: 13-13/16″
- Height: 23-5/8″
- Depth: 9-3/8″
- Product Weight: 47
- Fuel Type: Gas
- Gas Type: Natural Gas
- Gas Connection: 3/4″
- Water Connection: 3/4″
- Water Pressure (Min): 15 psi
- Water Pressure (Max): 150 psi
- Temperature (Min): 100° F
- Temperature (Max): 185° F
- Voltage: 120V
- Frequency: 60
- Amperage: 1.208





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