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D. Mantel and Wall Projections
WARNING! Risk of Fire! Comply with all minimum clear-
ances as specified. Framing or finishing material closer than
the minimums listed must be constructed entirely of non-
combustible materials (i.e., steel studs, concrete board, etc).
Note: No mantels allowed when using Tonic or
Studio fronts.
Combustible Mantels
NON-COMBUSTIBLE
BOARD
10,2
7,6
5,1
Note: All measurements in centimeters.
Note: Measurement is taken from top of the opening,
NOT the top of the fireplace.
Figure 5.3 Minimum Vertical and Maximum Horizontal
Dimensions of Combustibles
Combustible Mantel Legs or Wall Projections
TOP VIEW
33 cm
MINIMUM
Figure 5.4 Clearances to Mantel Legs or Wall Projections
(Acceptable on both sides of opening.)
30,5
27,9
25,4
22,9
20,3
17,8
15,2
12,7
25,4
22,9
20,3
17,8
15,2
12,7
10,2
7,6
5,1
TOP FRONT EDGE
OF FIREPLACE
1,3 cm
MINIMUM
91,44 cm MAXIMUM
Heat & Glo • 350TSI-P-CEM • 2033-973 Rev. G • 4/17
1,3 cm
30,5
27,9
Figure 5.5 Non-combustible zone
If joints between the finished walls and the fireplace sur-
round (top and sides) are sealed, a 150º C minimum seal-
ant material must be used. These joints are not required
to be sealed. Only non-combustible material (using 150°
c. Minimum adhesive, if needed) can be applied as facing
to the fireplace surround. See Figure 5.6.
Note: Zero clearance finishing allowed on sides of surround
and top of non-combustible board.
Figure 5.6
8,89 cm
NON-COMBUSTIBLE ZONE
FINISH WALL MATERIAL MAY BE
COMBUSTIBLE - TOP AND SIDES
NON-COMBUSTIBLE
BOARD
HIGH TEMPERATURE (150 ºC MIN.)
TOP AND SIDE SEAL JOINT
1,3 cm
SHEETROCK
NON-COMBUSTIBLE
BOARD SHIPPED
WITH APPLIANCE
23
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