ISeries Non-Pump

Each water heater shall incorporate a negative Pressure gas valve on each exchanger. Each unit shall operate with a minimum Combustion Efficiency of 98% at full fire. _______i200, Gen II each with an input of 199,950 BTU, output of 187,000 BTU, 228 GPH, (3.8 GPM) at 40-140 oF when fired with natural gas, turndown ratio 7:1, CO emissions of less ... ................
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