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This outdoor non-condensing commercial model has a maximum flow rate of 9.8 GPM at a 35 degree F temperature rise. It features an optional multi-system capability, which can link up to 6 NC199OD units and produce a 1.2 million BTU input. The heat exchanger is manufactured with commercial grade copper and is built to last. This natural gas commercial model heats water up to 185 degree F and meets federal and state air quality standards, which are below 20 PPM.
Commercial model is for outdoor installations only
Heat exchanger is 25% thicker piping than standard models
Units can be linked together by using either the optional 2-unit quick connect or multi-unit system controller for up to 6 units (sold separately)
Gas consumption ranges from 16,000 to 199,900 BTU/hour and can go up to 1.2 million BTU/hour (for 6-unit multi-system) with stable combustion provided by the industry's first dual-flame burner
5-year limited warranty on the heat exchanger and parts, 1 year labor warranty
0.81 uniform efficiency factor
ENERGY STAR qualified tankless water heater is highly efficient and uses up to 40% less energy than storage water heater models
Includes remote thermostat that can precisely adjust the output temperature from 100 degree F to 185 degree F
Safety features include: flame sensor, overheat prevention device, lightning protection device and freeze protection
ENERGY STAR rated natural gas commercial tankless water heater
Proposition 65 Information
WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65warnings.ca.gov