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• Refer to shaded areas of Figure 11.11 for locations and dimensions of combustible mantels
• A combustible mantel may be positioned no lower than 20 in. (508 mm) above the top of the 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. (152mm) of the 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 replace opening.
• Combustible trim must not cover the metal surfaces of the replace.
• Mantel clearance is in accordance with of.
7 ft (2134 mm)
minimum
base of fireplace
to ceiling
Combustible Wall
2 x 4 stud wall
Front Standoffs
Measured from top of fireplace opening
12 in./305 mm
Mantel
1 1/ 2 in./38 mm
maximum
6 in./152 mm
minimum
20 in./508 mm
minimum
12 in./305 mm
minimum
Combustible
Decorative Facing
Non-combustible
Decorative Facing
such as: Steel, iron,
brick, tile, concrete,
slate, tile, plasters
Seal joint with
non-combustible
sealant
Grid represents 1 in. squares
Heat & Glo • EXCLAIM-50 • 4013-041 • Rev AA • 7/12