| AFUE | : | 86.2 % |
| Air Flow Direction | : | Upflow~Horizontal~Multi-Position |
| BTU Heating Input Rating (Custom) | : | 84,000 BTU/h |
| BTU Heating Input Rating | : | 84,000 BTU/h |
| BTU Heating Output Rating (Custom) | : | 72,000 BTU/h |
| BTU Heating Output Rating | : | 72,000 BTU/h |
| CFM Airflow (Custom) | : | 1,500 CFM |
| CFM Airflow | : | 1,470 CFM |
| Communicating | : | No |
| Depth | : | 23.375 in |
| ENERGY STAR Certified | : | No |
| Height | : | 44.563 in |
| Ignition Type | : | Direct Spark |
| MBH | : | 84 MBH |
| Model Number | : | RSM |
| Motor Type | : | PSC |
| Number of Stages | : | Single-Stage |
| Phase | : | 1 ph |
| Product Family | : | Regal Star |
| Product Weight | : | 215 lbs |
| Shipping Weight | : | 215 lbs |
| Voltage Rating | : | 120 V |
| Width | : | 22.313 in |