(a) Each boiler room containing one or more boilers from which carbon monoxide can be produced shall be equipped with a carbon monoxide detector with a manual reset.
  (1) The carbon monoxide detector and boiler(s) shall be interlocked to disable the burners when the measured level of CO rises above 50 ppm.
  (2) The carbon monoxide detector shall disable the burners upon loss of power to the detector.
  (3) The carbon monoxide detector shall be calibrated in accordance with the manufacturer's recommendations or every eighteen months after installation of the detector. A record of calibration shall be posted at or near the boiler, or be readily accessible to an inspector.
  (4) The requirements in this subsection apply to boiler rooms in which new installations or reinstallations of one or more boilers are completed on or after September 1, 2020.
(b) The boiler room shall be free from accumulation of rubbish and materials that obstruct access to the boiler, its setting, or firing equipment.
(c) The storage of flammable material or gasoline-powered equipment in the boiler room is prohibited.
(d) The roof over boilers designed for indoor installations, shall be free from leaks and maintained in good condition.
(e) Adequate drainage shall be provided.
(f) All exit doors shall open outward.
(g) It is recommended that the ASME Code, Section VI, Care and Operation of Heating Boilers, be used as a guide for proper and safe operating practices.
(h) It is recommended that the ASME Code, Section VII, Care and Operation of Power Boilers, be used as a guide for proper and safe operating practices.

Source Note: The provisions of this §65.206 adopted to be effective June 15, 2015, 40 TexReg 3121; amended to be effective July 1, 2020, 45 TexReg 4330