| AFUE | : | 95 % |
| BTU Heating Input Rating (Custom) | : | 120,000~132,000~144,000~156,000~168,000~180,000~192,000~204,000 BTU/h |
| BTU Heating Input Rating | : | 130,000~199,000 BTU/h |
| BTU Heating Output Rating (Custom) | : | 120,000 BTU/h |
| BTU Heating Output Rating | : | 120,000 BTU/h |
| Capacity | : | 1.5 gal |
| Condensing | : | Yes |
| Depth | : | 12.8 in |
| ENERGY STAR Certified | : | Yes |
| Fuel Type | : | Natural Gas |
| Gas Connection Size | : | 3/4 in |
| Height | : | 29.3 in |
| Ignition Type | : | Direct Spark |
| Inlet Connection Size | : | 3/4 in |
| Installation / Mounting Type | : | Wall Mount |
| Low NOx | : | Ultra Low NOx |
| Media / Fluid Type | : | Water |
| Model Number | : | NCB-H |
| Number of Stages | : | Modulating |
| Outlet Connection Size | : | 1 in |
| Packaged Depth | : | 36.8 in |
| Packaged Height | : | 16.5 in |
| Packaged Width | : | 20.9 in |
| Phase | : | 1 ph |
| Product Family | : | NCB-H Series |
| Product Weight | : | 96 lbs |
| Shipping Weight | : | 108 lbs |
| Vent Type | : | Direct Vent |
| Voltage Rating | : | 120 V |
| Width | : | 17.3 in |