2111.14.5 Passageway.
BC § 2111.14.5
The combustion air passageway shall be not less than 6 square inches (3870 mm 2 ) and not more than 55 square inches (0.035 m 2 ), except that combustion air systems for listed fireplaces or for fireplaces tested for emissions shall be constructed according to the fireplace manufacturer's instructions.













