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Heat & Glo • Escape-42DV • 2052-900 Rev. Y • 11/1120
D. Mantel and Wall Projections
WARNING! Risk of Fire! Comply with all minimum clear-
ances as specifi ed. Framing or fi nishing material closer than
the minimums listed must be constructed entirely of noncom-
bustible materials (i.e., steel studs, concrete board, etc).
Figure 5.3 Minimum Vertical and Maximum Horizontal
Dimensions of Combustibles
Figure 5.4 Combustible Mantel Leg or Wall Projections
(Acceptable on both sides of opening)
Combustible Mantels
Combustible Mantel Legs or Wall Projections
NON-COMBUSTIBLE
MATERIAL
4 INCH
MINIMUM
UNLIMITED
NO COMBUSTIBLES
IN THIS AREA
3-1/2 IN.
COMBUSTIBLE
FRAMING
COMBUSTIBLE
PROJECTIONS
METAL PANELS
(PROVIDED)
39 IN.
11-12 IN.
NON-COMBUSTIBLE
FACING MATERIAL
MIN. 1/2 IN. THICKNESS
TOP OF FIREPLACE
OPENING
6 IN. MIN.
12 IN.
MIN.
8 IN. MIN.
FINISH WALL
COMBUSTIBLE
3 IN.
4-3/4 IN.
6 IN.
7-1/2 IN.
9 IN.
10-1/2 IN.
12 IN.
Height
above
opening
in. 6 7 8 9 10 11 12
mm 152 178 203 228 254 279 305
Horizontal
Mantel
distance
in. 3 4-3/4 6 7-1/2 9 10-1/2 12
mm 76 121 152 191 228 267 305
Figure 5.5 Non-Combustible Zone
6 IN.
(NON-COMBUSTIBLE
BOARD)
NON-COMBUSTIBLE ZONE
1/2 INCH
SHEETROCK
11-1/2 IN.