Designed to fully meet the domestic hot water needs of northern residences with two bathrooms and southern homes with three baths

The ENERGY STAR rated NRC98, Noritz’s brand new ultra-high efficient condensing model, demonstrates its ongoing commitment to the green movement by expanding its newest tankless water heater product line: the ecoTOUGH Series of high efficiency, easy-to-install, gas-fired condensing tankless water heaters.

Offering a maximum input of 180,000 BTU*A British Thermal Unit (BTU) is used for both heating and cooling. A BTU is a measure of the heat given off when fuel is combusted. Or for cooling, it’s a measure of heat extracted from your home. One BTU is approximately equal to the heat given off by a wooden kitchen match. per hour, the NRC98 Tankless Water Heater is designed to fully meet the domestic hot water needs of northern residences with two bathrooms and southern homes with three baths.

– See more at: http://www.noritz.com/residential-products/new-nrc98-series-condensing-tankless-water-heater/#sthash.LAIhea7V.dpuf