IEQ R2: Automatic Exhaust Controls

Requirement

PURPOSE

Ensure building exhaust fans are capable of automatic shutoff.

CRITERIA

Specify and install automatic shut-off controls (such as timer controls for public restrooms or occupancy sensors for private restrooms) to turn off ALL exhaust ventilation when affected space is not occupied.

VERIFICATION 

• Construction Documents indicate locations and rates of exhaust, airflow balance chart, and locations of controls 
• Site Inspection by ECLC Technical Advisor

RESOURCES

International Mechanical Code IMC Domestic Kitchen Section 5.5.2, Commercial Kitchen Section 505, 506, 507, 508

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) www.ashrae.org