Every bathroom and toilet room shall comply with the ventilation requirements for habitable spaces as set forth in Section 1818.07, except that a window shall not be required in spaces equipped with a mechanical ventilation system that complies with the following:
(A) Air exhausted by a mechanical ventilation system from a bathroom within a dwelling unit shall be exhausted to the exterior and shall not be recirculated to any space, including the space from which such air is withdrawn.
(B) Air exhausted by a mechanical ventilation system from all other bathrooms or toilet rooms shall be exhausted to the exterior without recirculation to any space, or not more than eighty-five percent of the exhaust air shall be recirculated where the system is provided with effective absorption and filtering equipment.
(Ord. 37-94. Passed 4-11-94.)