"TABLE N1103.6.2 (R403.6.2)",
MECHANICAL VENTILATION SYSTEM FAN EFFICACY
FAN LOCATION | AIR FLOW RATE MINIMUM (CFM) | MINIMUM EFFICACY (CFM/WATT) | AIR FLOW RATE MAXIMUM (CFM) |
HRV or ERV | Any | 1.2cfm/watt | Any |
Range hoods | Any | 2.8 cfm/watt | Any |
In-line fan | Any | 2.8 cfm/watt | Any |
Bathroom, utility room | 10 | 1.4 cfm/watt | <90 |
Bathroom, utility room | 90 | 2.8 cfm/watt | Any" |
Utah Code § 15A-3-203