QuietScore › Bathroom & Utility Fans › Greenheck Fan Corporation SP-L80
Greenheck Fan Corporation SP-L80 noise level
The Greenheck Fan Corporation SP-L80 is louder than the category median of 0.7 sones, and its 79 CFM rating makes it suitable for bathrooms up to roughly 80 sq ft.
Full specifications
| Brand | Greenheck Fan Corporation |
|---|---|
| Model number | SP-L80 |
| Model name | SP |
| Category | Bathroom & Utility Fans |
| Sound level | 1.7 sones (≈48 dBA, approximate) |
| Airflow | 79 CFM |
| Efficiency | 3.1 CFM/W |
| Duct size | 4.0 inch diameter |
| Speeds | 1 |
| Integrated lighting | No |
| ENERGY STAR certified | Yes |
| On market since | 2016-08-15 |
| Markets | United States |
Quieter alternatives with similar airflow
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Broan XB80=XB00HwithXB80F | 0.1 | 7 | 80 CFM | 13.8 CFM/W | specs |
| Greenheck SP-A70 | 0.1 | 7 | 70 CFM | 5.1 CFM/W | specs |
| Greenheck SP-A90L | 0.1 | 7 | 99 CFM | 6.1 CFM/W | specs |
| AUPU BF4-S10CL | 0.1 | 7 | 100 CFM | 9.5 CFM/W | specs |
| AUPU V4-10HF | 0.1 | 7 | 100 CFM | 9.5 CFM/W | specs |
Similar bathroom & utility fans
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Air King AK90 | 1.6 | 47 | 90 CFM | 3.7 CFM/W | specs |
| Air King AK80 | 1.5 | 46 | 80 CFM | 4.3 CFM/W | specs |
| Broan-Nutone BE8 | 1.5 | 46 | 80 CFM | 4.1 CFM/W | specs |
| Broan-Nutone BE8 = BEH with BE8F | 1.5 | 46 | 80 CFM | 4.1 CFM/W | specs |
| Broan-Nutone BEL8 | 1.5 | 46 | 80 CFM | 4.1 CFM/W | specs |
Frequently asked questions
How many sones is the Greenheck Fan Corporation SP-L80?
The Greenheck Fan Corporation SP-L80 is certified at 1.7 sones in ENERGY STAR lab testing, which is approximately 48 dBA. That is about the background level of a quiet office.
Is the Greenheck Fan Corporation SP-L80 quiet?
At 1.7 sones, the Greenheck Fan Corporation SP-L80 is quieter than 11% of the 819 certified bathroom & utility fans we track, and louder than the category median of 0.7 sones.
How powerful is the Greenheck Fan Corporation SP-L80?
It moves 79 CFM, which is adequate for a bathroom of roughly 80 sq ft under the standard 1-CFM-per-square-foot guideline, at an efficiency of 3.1 CFM per watt.
Data provenance: Sound levels are certified lab measurements (sones) reported in the U.S. EPA ENERGY STAR certified products dataset — not manufacturer marketing claims. Source: ENERGY STAR Certified Ventilating Fans (US EPA), last fetched 2026-07-27. The dBA figure is an approximate conversion from sones — see our methodology.