In the Residence District, for every building, there shall be a side yard along each lot line other than a street line or rear line, the least dimension of which shall be five feet. The side yards herein provided for shall be open for their full required dimensions from the ground to the sky, unobstructed, except for the following provisions:
(a) Ordinary projections of window sills, belt courses, window unit air conditioners, trees, landscaping, electric and gas meters and fence returns;
(b) Central air conditioning units, heating and air conditioning pumps and generators installed prior to the enactment of this section until such time any such item is to be replaced.
(Ord. 1957-5. Passed 7-9-57; Ord. 2014-11. Passed 6-17-14.)