Water-closets must not be located in sleeping apartments, nor in any room or compartment which has not direct communication with external air, either by window or air-shaft of at least four square feet.
53 P.S. § 14833
Water-closets must not be located in sleeping apartments, nor in any room or compartment which has not direct communication with external air, either by window or air-shaft of at least four square feet.
53 P.S. § 14833