QuietScoreBathroom & Utility Fans › Delta GBR80LED

Delta GBR80LED noise level

The Delta GBR80LED 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
80 CFMairflow
7.3CFM per watt

The Delta GBR80LED is louder than the category median of 0.7 sones, and its 80 CFM rating makes it suitable for bathrooms up to roughly 80 sq ft.

Full specifications

BrandDelta
Model numberGBR80LED
Model nameBreezGreenBuilder
CategoryBathroom & Utility Fans
Sound level0.8 sones (≈37 dBA, approximate)
Airflow80 CFM
Efficiency7.3 CFM/W
Duct size4.00 inch depth X 0.00 inch width
Speeds1
Integrated lightingYes
ENERGY STAR certifiedYes
On market since2021-12-01
MarketsUnited States, Canada

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
Greenheck SP-LP0810W 0.1 7 100 CFM 10 CFM/W specs

Similar bathroom & utility fans

Model Sones ≈ dBA Airflow Efficiency
Nutone AER80LWH 0.8 37 80 CFM 3.5 CFM/W specs
Nutone AERN80LWH 0.8 37 80 CFM 3.5 CFM/W specs
Delta 80F 0.8 37 80 CFM 9.5 CFM/W specs
Delta 80F-DGL 0.8 37 80 CFM 9.5 CFM/W specs
Delta 80HLED 0.8 37 80 CFM 7.3 CFM/W specs

Frequently asked questions

How many sones is the Delta GBR80LED?

The Delta GBR80LED 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 Delta GBR80LED quiet?

At 0.8 sones, the Delta GBR80LED 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 Delta GBR80LED?

It moves 80 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 7.3 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.