Reference Codes
| MAF Heat Type Codes | |
| Code | Description |
| 00 | None |
| 01 | Convection |
| 02 | Forced Air - Not Ducted |
| 03 | Forced Air - Ducted |
| 04 | Hot Water |
| 05 | Steam |
| 06 | Radiant Electric |
| 07 | Radiant Water |
| MAF Heat Type Codes | |
| Code | Description |
| 00 | None |
| 01 | Convection |
| 02 | Forced Air - Not Ducted |
| 03 | Forced Air - Ducted |
| 04 | Hot Water |
| 05 | Steam |
| 06 | Radiant Electric |
| 07 | Radiant Water |