Takagi TK-510C-NI 199,000 BTU Concentric Vent Indoor Non-Condensing Tankless Water Heater
Brand: TAKAGI
15-Year limited heat exchanger, 5 yrs limited parts residential use
10-Year limited heat exchanger, 5 yrs limited parts commercial use
Energy factor of 0.82 for natural gas or liquid Propane
Convertible from natural gas to liquid Propane
Complies with ultra-low NOx regulations of less than 14 ng/j (&lt;20PPM)