With more power than any tankless water heater in its class, the 751 series is ideal for mid-size homes with up to 3+ showers. These units offer several innovations, such as the dual flame burners, Quick-Connect and Turbo-Flow feature which can boost its output up to 9.8 gallons per minute. In addition, the piping is 25% thicker than our competitor's to accomodate the higher flow rate demand. The N-0751M is for indoor/outdoor use. The N-0751M-DV is for indoor use only. The N-0751M-OD is for outdoor use only and requires no additional venting parts.
>> Available in Natural Gas (NG) and Propane (LP) models only.
>> Energy Factor (EF) for N-0751M: Natural Gas 0.83, Propane 0.83
>> Energy Factor (EF) for N-0751M-DV: Natural Gas 0.83, Propane 0.82
>> Energy Factor (EF) for N-0751M-OD: Natural Gas 0.82, Propane 0.86
