Description
| MOTOR HP | 1 |
| Phase | 1 |
| Voltage | 115 |
| Size | 20 |
| Exhaust/Supply | Exhaust |
| Drive Type | Belt |
| Model | SDB |
| Fan Type | Roof Centrifugal |
| RPM | 1000 |
| Model Number | SDB20SH1S |
| Frequency | 60 |
| DIM A | 30 |
| DIM B | 38-5/16 |
| DIM C | 45 |
| DIM D | 6-1/8 |
| ROOF OPENING | 25-1/2 |
| AVG SHIP WT. | 233 |
| MAX. BHP | 2.2 |
| SONES AT 1/4 WG | 15.7 |
| CFM @ 0 WG | 5007 |
| CFM @ 1/8 WG | 4829 |
| CFM @ 1/4 WG | 4642 |
| CFM @ 3/8 WG | 4452 |
| CFM @ 1/2 WG | 4271 |
| CFM @ 5/8 WG | 4077 |
| CFM @ 3/4 WG | 3869 |
| CFM @ 7/8 WG | 3670 |
| CFM @ 1 WG | 3436 |
| CFM @ 1 1/4 WG | - |
| CFM @ 1 1/2 WG | - |
| MOTOR TYPE | ODP |

