FR90
Air King · Ventilating Fan
ENERGY STAR CertifiedVentilating Fans →
Airflow
90CFM
Efficacy
3.7CFM/W
Sound Level
1.5sones
Type
Bathroom/Utility Room
Low efficacy
Air King FR90: efficacy 3.7 CFM/W, lower than 88% of ventilating fans (category median 4.7 CFM/W).
Efficacy: worse than 90% of the 43 comparable models within 10% of this size. Their median is 4.3 CFM/W.
Where this model sits
Airflow90CFM
50median 110750
Efficacy3.7CFM/W
2.9median 4.716.7
Lower than 88% of ventilating fans.
The Air King FR90 is a 90 CFM ventilating fan. At 3.7 CFM/W it ranks in the bottom 12% of the 1,010 certified ventilating fans models. Among similar-sized ventilating fans (within 10% of its size), it is less efficient than the peer median of 4.3 CFM/W.
Specifications
| Performance | |
|---|---|
| Airflow | 90CFM |
| Efficacy | 3.7CFM/W |
| Sound Level | 1.5sones |
| Number of Speeds | 1 |
| Installation | |
| Unit Type | Bathroom/Utility Room |
| Duct Size | 4.00 inch diameter |
| Airflow at 0.25 in w.g. | 73.2CFM |
| Sound at 0.25 in w.g. | 0sones |
All 16 specifications
| Lighting | |
|---|---|
| Includes Lighting | No |
| Ships with ENERGY STAR Lamp | No |
| Identifiers | |
| Model Number | FR90 |
| ENERGY STAR ID | ES_30227_FR90_07252025000000_1008567 |
| Partner | Air-King, Ltd. |
| Date Qualified | 2025-07-25 |
| Available From | 2025-07-25 |
| Markets | United States, Canada |
Documentation
We link to manufacturer documentation at its original source rather than rehosting it, so you always get the current revision.