Preparation
Continued
36 1/8"
41 1/4"
21" Horizontal Vent
24 1/2" Vertical Vent
Figure 4 - Framing Clearances for Installation Against an Exterior Wall
15" | 10 /8" | 49 | 5 | /8" |
B | D 3 | C |
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353/4" 
E | 133/4" |
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| 41" |
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| F |
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| Nailing |
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| 1 | 4 |
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| 41 / | " |
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| Nailing Ta | ||
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| 681/2" |
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Figure 5 - Framing Clearances for Corner
Installation
| 1 |
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A | 3 |
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4 | Wall | ||
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B | 5 |
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C | 6 |
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D E |
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7 |
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F | G |
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Top of Louver
Opening
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| Mantel from |
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| Top of Louver |
Ref. | Mantel Depth | Ref. | Opening |
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1 | 14" | A | 16" |
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2 | 12" | B | 14" |
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3 | 10" | C | 12" |
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4 | 8" | D | 10" |
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5 | 6" | E | 8" |
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6 | 4" | F | 6" |
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7 | 2" | G | 4" |
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Figure 6 - Clearances for Combustible
Mantels
