HomeWerks Worldwide 7140-70-HWvsKORA SBF70N
Side-by-side ventilating fan comparison
HomeWerks Worldwide 7140-70-HW
Airflow
70CFM
Efficacy
3.3CFM/W
Sound Level
2sones
Type
Bathroom/Utility Room
KORA SBF70N
Airflow
77CFM
Efficacy
3.8CFM/W
Sound Level
0.4sones
Type
Bathroom/Utility Room
Key differences
KORA SBF70N is 13% more efficient at 3.8 CFM/W versus 3.3 CFM/W for the HomeWerks Worldwide 7140-70-HW. The KORA SBF70N is larger at 77 CFM versus 70 CFM.
Performance
| Spec | HomeWerks Worldwide | KORA |
|---|---|---|
| Airflow(CFM) | 70 | 77 |
| Efficacy(CFM/W) | 3.3 | 3.8 |
| Sound Level(sones) | 2 | 0.4 |
| Number of Speeds | 1 | 1 |
Installation
| Spec | HomeWerks Worldwide | KORA |
|---|---|---|
| Unit Type | Bathroom/Utility Room | Bathroom/Utility Room |
| Duct Size | 4.00 inch diameter | 4.00 inch diameter |
| Airflow at 0.25 in w.g.(CFM) | 51.7 | — |
| Sound at 0.25 in w.g.(sones) | 0 | — |
Lighting
| Spec | HomeWerks Worldwide | KORA |
|---|---|---|
| Includes Lighting | No | No |
| Ships with ENERGY STAR Lamp | No | No |