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. The direct vent concentric system allows stainless steel double-wall venting to be installed. 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: 24-3/16"
• Depth: 10-3/16"
• Product Weight: 55
• 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: 1.341