KD Navien® NHW700-180SU-NG NHW-S Tankless Water Heater

KD Navien® NHW700-180SU-NG NHW-S Tankless Water Heater, 180000 Btu/hr Heating, Natural Gas Fuel, 3/4 in NPT Gas Connection, Electronic Ignition, Forced Draft Direct Vent, 3 in Vent, Non-Condensing Condensing/Non Condensing, 8.5 gpm Flow Rate, 0.81 Energy Factor, Wall-Hung Mounting, 3/4 in NPT Water Connection, 15 to 150 psi Pressure, 98 to 140 deg F, Ultra Low NOx: Yes, Cold Rolled Carbon Steel, Indoor/Outdoor, 23 in H x 14 in W x 9.3 in D Dimensions, Commercial/Residential, 0.81, Series: NHW-S