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Heatilator • GBST4336I, GBFL4136I • 2135-900 Rev. D • 11/08
34
B. Mantel and Wall Projections
WARNING! Risk of Fire! Comply with all minimum clear-
ances as specifi ed. Framing closer than the minimums list-
ed must be constructed entirely of noncombustible materi-
als (i.e., steel studs, concrete board, etc.) Failure to comply
could cause fi re.
GBST4336I Mantel Projection
Note: All
measurements
in inches.
GBFL4136I Mantel Projection
Note: All
measurements
in inches.
Figure 13.12 Minimum Vertical and Maximum Horizontal
Dimensions of Combustibles
Figure 13.13 Minimum Vertical and Maximum Horizontal
Dimensions of Combustibles
MEASUREMENTS FROM
TOP EDGE OF THE OPENING
5
10
11
12
2-1/2
13
14
15
16
17
18
19
32
TO CEILING
9
10
11
12
8
7
6
5
4
3
25
18
MAX.
MIN.
5
10
11
12
1
13
14
15
16
17
18
19
32
TO CEILING
9
10
11
12
8
7
6
5
4
3
25
18
MEASUREMENTS FROM
TOP EDGE OF THE OPENING
MAX.
MIN.
Note: All
measurements
in inches.
GBST4336I Mantel Projection
Note: All
measurements
in inches.
GBFL4136I Pier Mantel Projection
MEASUREMENTS FROM
TOP EDGE OF THE OPENING
10
11
12
18
9
8
7
6
1
2
3
4
5
6
12
32
MAX.
MIN.
TO CEILING
MEASUREMENTS FROM
TOP EDGE OF THE OPENING
4
32
8
9
10
12
7
6
6
7
8
9
10
12
MAX.
MIN.
TO CEILING
Figure 13.14 Minimum Vertical and Maximum Horizontal
Dimensions of Non-Combustibles
Figure 13.15 Minimum Vertical and Maximum Horizontal
Dimensions of Non-Combustibles