Residence-type warm air heating systems shall be designed and installed in accordance with the applicable requirements of reference standard RS-14.
Article 12: Unit Heaters
§ 27-813 General requirements.
All gas or oil burning unit heaters shall conform to the requirements of article five of this subchapter.
§ 27-814 Supports.
All suspended type direct-fired unit heaters shall be adequately supported by metal hangers, brackets, or other noncombustible supports with the clearances required in reference standard RS 14-15.
§ 27-815 Recessed heaters.
Recessed heaters shall be of an approved type, and shall be installed only in accordance with the conditions of approval.
§ 27-816 Fireplace heaters.
Gas-fired heaters, approved for use in fireplace recesses only, shall not be used elsewhere.
Article 13: Floor Furnaces
§ 27-817 Location.
Floor furnaces shall be located so as to be accessible and shall not be installed in the floor of any corridor or passageway, nor in any exit in a place of assembly.