IAQ4: If installed, fireplace has ducted outdoor air supply with damper

Purpose

If installed, all fireplaces should be installed with an air inlet designed to provide combustion air during operation to support adequate operation.

Criteria

All fireplaces must use a supply duct supplying outside air for combustion that complies with the fire code.

Combustion air inlet shall be equipped with a manual or mechanical damper that may be opened during operation of the fireplace and closed when the fireplace is not in use. Damper control shall be labeled for occupant use.

Confirmation

The EarthCraft technical advisor will visually confirm compliance during the mid-construction review and final field inspections.