180,000 BTU Wall Mount Residential Stainless Steel High Efficiency Modulating Condensing Direct Vent Natural Gas Hot Water Boiler, Mounting: Wall Mount, Volts:120, Hertz:60, Phase:1, Efficiency:95.2%, Ignition:Direct Spark, Flue Size:3", Max Operating Pressure:50 Psi, Max Water Temperature:250 Degrees F, Input Btu:180,000, Doe Heating Output Capacity:168,000, Ahri Net Rating Water Mbh:
146,000, Supply/Return Dhw Inches: 3/4" NPT, Supply/Return Ch Inches: 3/4" NPT, Dims:28-1/4"H X 17-1/2"W X 17"D, Weight:117 Lbs, In Mfg Box, Made In Unknown. ***Propane Conversion Kit: 817274000 (Not Included)***