| AFUE | : | 84.9~86 % |
| Air Flow Direction | : | Upflow~Horizontal~Multi-Position |
| BTU Heating Input Rating (Custom) | : | 144,000 BTU/h |
| BTU Heating Input Rating | : | 140,000 BTU/h |
| BTU Heating Output Rating (Custom) | : | 120,000 BTU/h |
| BTU Heating Output Rating | : | 119,000 BTU/h |
| Communicating | : | No |
| Depth | : | 28.313 in |
| ENERGY STAR Certified | : | No |
| Height | : | 50.625 in |
| MBH | : | 140 MBH |
| Model Number | : | RSM |
| Motor Type | : | PSC |
| Product Family | : | Regal Star |
| Product Weight | : | 255 lbs |
| Voltage Rating | : | 115 V |
| Width | : | 28.313 in |