Greenheck SP-B80-QDvsKORA SBF70N
Side-by-side ventilating fan comparison
Greenheck SP-B80-QD
Airflow
80CFM
Efficacy
4.4CFM/W
Sound Level
0.9sones
Type
Bathroom/Utility Room
KORA SBF70N
Airflow
77CFM
Efficacy
3.8CFM/W
Sound Level
0.4sones
Type
Bathroom/Utility Room
Key differences
Greenheck SP-B80-QD is 14% more efficient at 4.4 CFM/W versus 3.8 CFM/W for the KORA SBF70N. The Greenheck SP-B80-QD is larger at 80 CFM versus 77 CFM.
Performance
| Spec | Greenheck | KORA |
|---|---|---|
| Airflow(CFM) | 80 | 77 |
| Efficacy(CFM/W) | 4.4 | 3.8 |
| Sound Level(sones) | 0.9 | 0.4 |
| Number of Speeds | 1 | 1 |
Installation
| Spec | Greenheck | KORA |
|---|---|---|
| Unit Type | Bathroom/Utility Room | Bathroom/Utility Room |
| Duct Size | 6 inch diameter | 4.00 inch diameter |
| Airflow at 0.25 in w.g.(CFM) | 62.4 | — |
| Sound at 0.25 in w.g.(sones) | 0 | — |
Lighting
| Spec | Greenheck | KORA |
|---|---|---|
| Includes Lighting | No | No |
| Ships with ENERGY STAR Lamp | No | No |