NORITZ 180,000 BTU Max. 9.8 GPM Residential Outdoor Condensing Front Exhaust Natural Gas Tankless Water Heater

The ENERGY STAR rated NRC98OD is one of many Noritz efficient condensing models. We continue to demonstrate our ongoing commitment to the green movement by expanding our newest tankless water heater product line: the ecoTOUGH Series of high efficiency. This water heater is a high efficiency, fully condensing appliance. Unlike a traditional tankless water heater, a condensing model captures heat from the exhaust gas and uses it to preheat the incoming cold water as it passes through the secondary heat exchanger.|BTU input range from 16,000 up to 180,000 BTUh|Maximum flow rate capacity of up to 9.8 GPM at a 30 degree temperature rise|Heat exchanger manufactured with commercial grade copper, 25% thicker piping than standard models|No venting is required for this outdoor model!|Available temperature settings up to 140 degree F|Minimum activation flow rate 0.5|Cold water connection size (in) 3/4 in.|Hot water connection size 3/4 in.|Gas connection size 3/4 in.|Power supply 120 VAC (60 Hz)|High efficiency condensing model