| AFUE | : | 85 % |
| BTU Heating Input Rating (Custom) | : | 144,000 BTU/h |
| BTU Heating Input Rating | : | 140,000 BTU/h |
| BTU Heating Output Rating (Custom) | : | 108,000 BTU/h |
| BTU Heating Output Rating | : | 107,000 BTU/h |
| Depth | : | 24.5 in |
| Height | : | 38 in |
| Inlet Connection Size | : | 1-1/4 in |
| Media / Fluid Type | : | Water |
| Model Number | : | SRU |
| Outlet Connection Size | : | 1-1/4 in |
| Product Family | : | SR Universal |
| Product Weight | : | 337 lbs |
| Vent Type | : | Direct Vent |
| Width | : | 21.313 in |