| AFUE | : | 83 % |
| Air Flow Direction | : | Downflow |
| BTU Heating Input Rating (Custom) | : | 84,000 BTU/h |
| BTU Heating Input Rating | : | 86,000 BTU/h |
| BTU Heating Output Rating (Custom) | : | 72,000 BTU/h |
| BTU Heating Output Rating | : | 73,000 BTU/h |
| CFM Airflow (Custom) | : | 1,200 CFM |
| CFM Airflow | : | 1,210 CFM |
| Depth | : | 23.8 in |
| Height | : | 56 in |
| MBH | : | 86 MBH |
| Model Number | : | M5SB |
| Phase | : | 1 ph |
| Product Family | : | M5 Series |
| Product Weight | : | 145 lbs |
| Shipping Weight | : | 158 lbs |
| Vent Type | : | Direct Vent |
| Voltage Rating | : | 115 V |
| Width | : | 19.8 in |