Delta SIG80DvsKORA SBF70N
Side-by-side ventilating fan comparison
Delta SIG80D
Airflow
80CFM
Efficacy
9.6CFM/W
Type
Bathroom/Utility Room
KORA SBF70N
Airflow
77CFM
Efficacy
3.8CFM/W
Sound Level
0.4sones
Type
Bathroom/Utility Room
Key differences
Delta SIG80D is 60% more efficient at 9.6 CFM/W versus 3.8 CFM/W for the KORA SBF70N. The Delta SIG80D is larger at 80 CFM versus 77 CFM. Overall, the Delta SIG80D sits higher in the category, ranking above 81% of certified ventilating fans.
Performance
| Spec | Delta | KORA |
|---|---|---|
| Airflow(CFM) | 80 | 77 |
| Efficacy(CFM/W) | 9.6 | 3.8 |
| Sound Level(sones) | — | 0.4 |
| Number of Speeds | — | 1 |
Installation
| Spec | Delta | KORA |
|---|---|---|
| Unit Type | Bathroom/Utility Room | Bathroom/Utility Room |
| Duct Size | 4 inch diameter | 4.00 inch diameter |
| Airflow at 0.25 in w.g.(CFM) | 80.4 | — |
Lighting
| Spec | Delta | KORA |
|---|---|---|
| Includes Lighting | No | No |
| Ships with ENERGY STAR Lamp | No | No |