QuietScoreBathroom & Utility Fans › QuFresh BC100

QuFresh BC100 noise level

The QuFresh BC100 is certified at 0.8 sones (≈37 dBA) — quieter than 44% of the 811 bathroom & utility fans in the ENERGY STAR database. In practical terms it is comparable to a quiet modern refrigerator humming in the next room.
0.8sones (certified)
≈37 dBAapproximate conversion
100 CFMairflow
4.7CFM per watt

The QuFresh BC100 is louder than the category median of 0.7 sones, and its 100 CFM rating makes it suitable for bathrooms up to roughly 100 sq ft.

Full specifications

BrandQuFresh
Model numberBC100
Model nameBC
CategoryBathroom & Utility Fans
Sound level0.8 sones (≈37 dBA, approximate)
Airflow100 CFM
Efficiency4.7 CFM/W
Duct size4 inch diameter
Speeds1
Integrated lightingNo
ENERGY STAR certifiedYes
On market since2021-02-20
MarketsUnited States

Quieter alternatives with similar airflow

Model Sones ≈ dBA Airflow Efficiency
AUPU BF4-S10CL 0.1 7 100 CFM 9.5 CFM/W specs
Greenheck SP-LP0810W 0.1 7 100 CFM 10 CFM/W specs
Greenheck SP-LP0810WL 0.1 7 100 CFM 9.5 CFM/W specs
Venco SP-LP0810W 0.1 7 100 CFM 10 CFM/W specs
Venco SP-LP0810WL 0.1 7 100 CFM 9.5 CFM/W specs

Similar bathroom & utility fans

Model Sones ≈ dBA Airflow Efficiency
ACIQ ANP100 0.8 37 100 CFM 4.7 CFM/W specs
AUPU BF4-10 0.8 37 100 CFM 4 CFM/W specs
AUPU BF4-10L 0.8 37 100 CFM 3.9 CFM/W specs
Canarm CNP100 0.8 37 100 CFM 4.7 CFM/W specs
Kaze Appliance SNP100 0.8 37 100 CFM 4.7 CFM/W specs

Frequently asked questions

How many sones is the QuFresh BC100?

The QuFresh BC100 is certified at 0.8 sones in ENERGY STAR lab testing, which is approximately 37 dBA. That is comparable to a quiet modern refrigerator humming in the next room.

Is the QuFresh BC100 quiet?

At 0.8 sones, the QuFresh BC100 is quieter than 44% of the 811 certified bathroom & utility fans we track, and louder than the category median of 0.7 sones.

How powerful is the QuFresh BC100?

It moves 100 CFM, which is adequate for a bathroom of roughly 100 sq ft under the standard 1-CFM-per-square-foot guideline, at an efficiency of 4.7 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 2026-06-13. The dBA figure is an approximate conversion from sones — see our methodology.