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Heat & Glo • Everest • 750-900 Rev. L • 1/06 24
Step 9. Finishing
The following diagram shows the minimum vertical and
corresponding maximum horizontal dimensions of fireplace
mantels or other combustible projections above the top front
edge of the fireplace. See Figures 2 and 3 for other fireplace
clearances.
Only non-combustible materials may be used to cover the
black fireplace front.
WARNING: WHEN FINISHING THE FIREPLACE,
NEVER OBSTRUCT OR MODIFY THE AIR IN-
LET/OUTLET GRILLES IN ANY MANNER.
!
Figure 24.
Minimum Vertical and Maximum Horizontal
Dimensions of Combustibles above Fireplace
2”
3”
4"
5”
6”
7”
8”
9”
2"
3"
4"
5"
12"
11"
10"
9"
8"
7"
6"
TOP FRONT EDGE
OF FIREPLACE
11”
12”
10”
31”
CEILING
CAUTION: IF JOINTS BETWEEN THE FINISHED WALLS
AND THE FIREPLACE SURROUND (TOP AND SIDES)
ARE SEALED, A 300°
F. MINIMUM SEALANT MATE-
RIAL MUST BE USED. THESE JOINTS ARE NOT RE-
QUIRED TO BE SEALED. ONLY NON-COMBUSTIBLE
MATERIAL (USING 300° F. MINIMUM ADHESIVE, IF
NEEDED) CAN BE APPLIED AS FACING TO THE FIRE-
PLACE SURROUND. SEE THE DIAGRAM BELOW.
Hearth Extensions
A hearth extension may be desirable for aesthetic reasons.
However, ANSI or CAN/CGA testing standards do not require
hearth extensions for gas fireplace appliances.
Figure 25. Sealant Material
0”
FINISH WALL MATERIAL MAY BE COMBUSTIBLE
- TOP AND SIDES
HIGH TEMPERATURE
(300 F. / 149 C. MIN.)
TOP & SIDE
SEAL JOINT
00
1/2”1/2”