18-28-902.3.3 Combustion and circulating air.

   Combustion and circulating air shall be provided in accordance with Article 7, Combustion Air.

18-28-903 Factory-Built Fireplaces.

18-28-903.1 General.

   Factory-built fireplaces shall be listed and labeled and shall be installed in accordance with the conditions of the listing. Factory-built fireplaces shall be tested in accordance with UL 127.

18-28-903.1.1 Additional combustion air.

   Factory-built fireplaces using wood or other solid fuels shall be provided with additional combustion air from the outdoors through the use of a UL listed outside air kit. The outside air kit shall be compatible with the make and model of the factory-built fireplace and shall be installed in accordance with the manufacturer's installation instructions.

18-28-903.1.2 Direct vent fireplaces.

   Listed direct vent gas fireplaces may be installed in all habitable rooms. Listed direct vent gas fireplaces shall be installed in accordance with manufacturers' instructions.