Michigan Administrative Code
Department - Licensing and Regulatory Affairs
Bureau of Construction Codes
Construction Code Commission General Rules
Construction Code
Part 5 - RESIDENTIAL CODE
Section R. 408.30545a - Masonry heater clearance
Universal Citation: MI Admin Code R. 408.30545a
Current through Vol. 24-16, September 15, 2024
Rule 545a.
Section R1002.5 of the code is amended to read as follows:
R1002.5. Masonry heater clearance. Combustible materials shall not be placed within 36 inches (914 mm) of the outside surface of a masonry heater unless installed in accordance with NFPA 211, and the required space between the heater and combustible material shall be fully vented to permit the free flow of air around all heater surfaces.
Exceptions:
1.
When the masonry heater wall is at least 8 inches (203 mm) thick of solid
masonry and the wall of the heat exchange channels is at least 5 inches (127
mm) thick of solid masonry, combustible materials shall not be placed within 4
inches (102 mm) of the outside surface of a masonry heater. A clearance of at
least 8 inches (203 mm) shall be provided between the gas-tight capping slab of
the heater and a combustible ceiling.
2. Masonry heaters listed and labeled in
accordance with UL 1482 may be installed in accordance with the listing
specifications and the manufacturers written instructions.
Disclaimer: These regulations may not be the most recent version. Michigan may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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