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39
E. Combustible Mantel
• See Figure 11.11.
• A combustible mantel may be positioned no lower than 16
in. (406 mm) above the top of the fi replace opening.
• A combustible mantel may have a maximum depth of
12 in. (305 mm).
• Combustible trim and materials cannot be placed within
6 in. (152 mm) of the fi replace opening (top or sides).
• Combustible materials projecting more than 1-1/2 in.
(38 mm) shall not be placed within 12 in. (305 mm) from
the top of the fi replace opening.
• Combustible trim must not cover the metal surfaces of
the fi replace.
• Mantel clearance is in accordance with Section 7-3.3.3
of ANSI/NFPA211.
7 ft (2134 mm)
minimum
base of fireplace
to ceiling
Combustible Wall
2 x 4 stud wall
Standoffs
Measured from top of fireplace opening
12 in./305 mm MAXIMUM
16 in./406 mm MINIMUM
Noncombustible
Decorative Facing
Seal joint with
non-combustible
sealant
Figure 11.11 Clearances to Mantels or other Combustibles above Fireplace
Heatilator • SC60 • 32838 Rev X • 10/08
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