Fire Protection

AFUE Rating 84 Percent (7) 94 Percent (1) 94.4 Percent (1) 95 Percent (5) AGA Input Rating 105 MBH (1) 108 to 215 MBH (1) 11 to 55 MBH (1) 135 MBH (1) 140 MBH (1) 16 to 80 MBH (1) 180 MBH (1) 22 to 110 MBH (1) 31 to 155 MBH (1) 40 to 199.9 MBH (1) 400 MBH (1) 75 MBH (1) 80 to 399 MBH (1) 90 MBH (1) Air Inlet Connection 2 Inch (1) 3 Inch (4) 4 Inch (2) ASME Code Yes (7) Boiler Dimensions 15-1/2 Inch Length x 17 Inch Width x 33-1/4 Inch Height (1) 15-1/2 Inch Width x 21-1/2 Inch Depth x 29-1/2 Inch Height (1) 15-1/2 Inch Width x 27-3/4 Inch Depth x 42-1/2 Inch Height (1) 15-1/2 Inch Width x 33 Inch Depth x 41 Inch Height (1) 18-1/2 Inch Length x 16 Inch Width x 33-1/4 Inch Height (1) 18-1/2 Inch Width x 19 Inch Depth x 33-1/4 Inch Height (3) 18-1/2 Inch Width x 33 Inch Depth x 41 Inch Height (1) 19-1/2 Inch Width x 21-1/2 Inch Depth x 29-1/2 Inch Height (1) 23-1/2 Inch Width x 21-1/2 Inch Depth x 29-1/2 Inch Height (2) 25 Inch Width x 21-3/4 Inch Depth x 35-1/2 Inch Height (1) 33-3/4 Inch Length x 21-1/2 Inch Width x 29-1/2 Inch Height (1) Boiler Material Cast Iron (2) Cast Iron (Header), Copper Finned Tube (Heat Exchanger) (1) Copper Finned Tube (Heat Exchanger) (4) Stainless Steel (1) Stainless Steel (Heat Exchanger) (6) Burner Type Low Nox (1) Metal Fiber and Stainless Steel, Low Nox (1) Modulating, Low NOx, Metal Fiber and Stainless Steel (4) Stainless Steel (5) Stainless Steel, Low Nox (1) DOE Heating Capacity 102 MBH (1) 117 MBH (1) 144 MBH (1) 178 MBH (1) 184 MBH (1) 377 MBH (1) 51 MBH (1) 74 MBH (1) 88 MBH (1) End Connection MegaPress x MegaPress (1) Finish Zinc Nickel Coated (1) Gas Connection 1 Inch (1) 1/2 Inch (8) 1/2 Inch Threaded (2) 3/4 Inch (2) 3/4 Inch Threaded (1) Gas Type Natural (14) GPH Recovery 11 GPM at 35 Deg F (1) 21 GPM at 35 Deg F (1) 22 GPM at 35 Deg F (1) 6 GPM at 35 Deg F (1) 9 GPM at 35 Deg F (1) Ignition Type 2-Stage Intermittent Spark Ignition (1) 2-Stage, Intermittent Spark (4) Direct Spark (7) Electronic (2) Material Carbon Steel (1) Net IBR Rating 102 MBH (1) 125 MBH (1) 155 MBH (1) 160 MBH (1) 324 MBH (1) 328 MBH (1) 44 MBH (1) 64 MBH (1) 77 MBH (1) 89 MBH (1) Options Adjustable High Limit with Manual Reset, Flow Switch, Low Water Cut-Off, Stack Frame, Pump Delay with Freeze Protection, MP2 Sequencer, PVC/CPVC Venting Kit, O2 Barrier Waterway (5) Alarm Bell, Condensate Neutralization Kit, Concentric Vent Kit, BMS Gateway to Lon or BACnet, High and Low Gas Pressure Switch with Manual Reset, ModBus Communication, Multi-Temperature Loop Control, Low Water Cutoff, Manual Reset and Test, Boiler Circulation Pump, Smart System PC Software, Stainless Steel Vent Kit (1) CON-X-US Remote Connectivity, ModBus Communication, Condensate Neutralization Kit, Multi-Temperature Loop Control, Flow Switch, Low Water Cut-Off with Manual Reset and Test, Alarm Bell, Concentric Vent Kit, SMART SYSTEM PC Software, Stack Frame, BMS Gateway to LON or BACnet, Sidewall Vent Termination, Wireless Outdoor Sensor (1) CON-X-US Remote Connectivity, Modbus Communication, Flow Switch, Low Water Cut-Off, Alarm Bell, Concentric Vent Kit, SMART SYSTEM PC Software, BMS Gateway to LON or BACnet, Multi-Temperature Loop Control, Sidewall Vent Termination, Floor Stand (1) ModBus Communication, Flow Switch, Low Water Cut-Off with Manual Reset and Test, Alarm Bell, Concentric Vent Kit, Smart System PC Software, Condensate Neutralization Kit, BMS Gateway to Lon or BACnet, Multi-Temperature Loop Control, Sidewall Vent Termination (1) Modbus Communication, Flow Switch, Low-Water Cutoff with Manual Reset and Test, Alarm Bell, Concentric Vent Kit, Smart System PC Software, Condensate Neutralization Kit, BMS Gateway to LON or BacNet, Multi-Temperature Loop Control, Sidewall Vent Termination, Floor Stand (3) Touchscreen (2) Pressure Rating 160 PSI (6) 50 PSI (2) 200 PSI (1) Relief Valve Details 30 PSI ASME (1) 30 PSI ASME Relief Valve (3) 30 PSI ASME Relief Valve Supplied (2) 30 PSI Relief Valve Supplied (2) 50 PSI ASME Relief Valve (1) ASME Pressure Relief Valve (4) ASME Pressure Relief Valve Supplied (1) Return Connection 1 Inch (3) 1 Inch Threaded (1) 1-1/2 Inch (6) 1-1/2 Inch Threaded (1) 1-1/4 Inch (3) Size A 1-1/4 Inch (1) Size B 1 Inch (1) Supply Connection 1 Inch (3) 1 Inch Threaded (1) 1-1/2 Inch (6) 1-1/2 Inch Threaded (1) 1-1/4 Inch (3) Tankless Heater Capacity 3 GPM (1) 4.2 GPM (1) 8.9 GPM (1) Temperature Rating 0 to 250 Deg F Type Condensing, High Efficiency, Modulating, Hot Water (1) Domestic Hot Water (3) Hot Water (10) VENDOR Product No 25950 Vent Size 2 Inch (1) 3 Inch (4) 4 Inch (2) 5 Inch (3) 6 Inch (2) 7 Inch (2) Venting Type Automatic (5) Direct (4) Direct, Horizontal, Vertical (1) Horizontal/Vertical, Direct (2) Warranty 10 Year Limited (1) 12 Year Limited (Heat Exchanger), 2 Year (Part) (3) 12 Year Limited (Heat Exchanger), 5 Year Limited (Parts) (2) 12 Year Limited, 2 Year Limited (Parts) (1) 20 Year Limited (4) 20 Year Limited (Heat Exchanger), 2 Year (Parts) (1) Lifetime Limited (2) Water Content 0.6 Gallon (1) 1.02 Gallon (1) 2.5 Gallon (1) 3 Gallon (1) 3.4 Gallon (1) 3.5 Gallon (2) 4 Gallon (1) 5 Gallon (1) 6.5 Gallon (1)