QuietScore › Range Hoods › Broan ALT3304WW
Broan ALT3304WW noise level
The Broan ALT3304WW is quieter than the category median of 1.5 sones.
Full specifications
| Brand | Broan |
|---|---|
| Model number | ALT3304WW |
| Model name | RANGE HOOD |
| Category | Range Hoods |
| Sound level | 1.1 sones (≈41 dBA, approximate) |
| Airflow | 160 CFM |
| Efficiency | 3.8 CFM/W |
| Duct size | 3.25 inch depth X 10.00 inch width |
| Speeds | 2 |
| Integrated lighting | Yes |
| ENERGY STAR certified | Yes |
| On market since | 2025-01-30 |
| Markets | United States, Canada |
Quieter alternatives with similar airflow
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Best HBN223012SS | 0.1 | 7 | 180 CFM | 14.2 CFM/W | specs |
| Best HBN223612SS | 0.1 | 7 | 180 CFM | 14.2 CFM/W | specs |
| Best HBN224812SS | 0.1 | 7 | 180 CFM | 14.2 CFM/W | specs |
| Best HBN53696SS | 0.1 | 7 | 120 CFM | 13.2 CFM/W | specs |
| Broan ALT4306SS | 0.8 | 37 | 190 CFM | 3.7 CFM/W | specs |
Similar range hoods
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Broan ALT3304SS | 1.1 | 41 | 160 CFM | 3.7 CFM/W | specs |
| Broan GLA3304SS | 1.1 | 41 | 160 CFM | 3.8 CFM/W | specs |
| Broan GLA3304WW | 1.1 | 41 | 160 CFM | 3.8 CFM/W | specs |
| Broan GLA3364SS | 1.1 | 41 | 160 CFM | 3.8 CFM/W | specs |
| Broan MTR3304SS | 1.1 | 41 | 160 CFM | 3.8 CFM/W | specs |
Frequently asked questions
How many sones is the Broan ALT3304WW?
The Broan ALT3304WW is certified at 1.1 sones in ENERGY STAR lab testing, which is approximately 41 dBA. That is noticeable but unobtrusive — quieter than a typical conversation.
Is the Broan ALT3304WW quiet?
At 1.1 sones, the Broan ALT3304WW is quieter than 71% of the 72 certified range hoods we track, and quieter than the category median of 1.5 sones.
How powerful is the Broan ALT3304WW?
It moves 160 CFM, at an efficiency of 3.8 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.