Chimneys, ventilators, skylights, water tanks, television and radio antennas and similar features and air-conditioning and other mechanical appurtenances generally carried on and above the roof level may exceed the height limitations of this chapter by not more than 10 feet. The provisions of this chapter shall not preclude the erection of a parapet wall or cornice for ornament, extending above the height limits of this chapter by not more than five feet.

Original Section 501, relating to undersized lots, and Section 502, relating to topography exceptions for private garages, were deleted at time of adoption of Code; see Ch. 1, General Provisions, Art. I.