(A) General. Floors, walls, ceilings, and other elements and components required to develop a fireresistance rating shall be maintained so that the respective fireresistance rating of the enclosure, separation, or construction is preserved.
(B) Furnaces and water heaters located in sleeping rooms and basements with sleeping rooms. All petrochemical furnaces and petro-chemical water heaters located in sleeping rooms, or in basements containing sleeping rooms, shall be separated from the sleeping rooms by an enclosure which shall consist of 5/8" type X gypsum wallboard taped and spackled on both sides of all walls of the enclosure. The enclosure shall extend from floor to ceiling and shall be constructed to eliminate all openings in the enclosure. Access doors and panels shall be solid-core or shall be covered on both sides with 5/8" gypsum wallboard. If combustion air cannot be supplied from the exterior of the structure or from another interior area of the structure, it shall be permissible to install louvered grills in the door, access panel or wall of the enclosure.
(Ord. 27-92, passed 9-14-92)