EZ98DV-NG Noritz 18,000 BTU Direct Vent Natural Gas Tankless Water Heater - Indoor Unit Dimensions : 27.0 X 18.5 X 12.8
 - Outdoor Unit Dimensions : 27.0 X 18.5 X 12.8
 - Weight : 81 lbs
 - Gas Consumption : Min 18,000 btuh, Max 180,000 btuh
 - Capacity Range :0.5 - 9.8 GPM
 - Uniform Energy Factor : 0.96 (NG)
 - Temperature Settings : 100 – 140 degrees F( IN 5 degrees F Intervals)