Takagi T-H3J-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 6.6-Gallon Per Minute Endless hot water, On-demand usage, Compact, Space saving, Energy conservation Computerized safety features, No pilot light to have to worry about Satisfies the 2012 SCAQMD Rule 1146.2 for Ultra-Low NOx Emissions