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 noncom- bustible materials (i.e., steel studs, concrete board, etc).
Combustible Mantels
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| FINISH WALL |
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| COMBUSTIBLE |
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| NO COMBUSTIBLES | |||
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| IN THIS AREA |
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| COMBUSTIBLE | |||
39 IN. |
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| FRAMING |
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| METAL PANELS | |||
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| (PROVIDED) |
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| COMBUSTIBLE | |||
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| PROJECTIONS | |||
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| 12 IN. |
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| 9 IN. |
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| 6 IN. |
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| 12 IN. | |||
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| 3 IN. |
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| 8 IN. MIN. | ||
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| 6 IN. MIN. |
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| FACING MATERIAL |
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| TOP OF FIREPLACE | |||||
| MIN. 1/2 IN. THICKNESS |
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| OPENING |
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Height |
| in. | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
above |
| mm | 152 | 178 | 203 | 228 | 254 | 279 | 305 | |
opening | ||||||||||
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Horizontal | in. | 3 | 6 | 9 | 12 | |||||
Mantel |
| mm | 76 | 121 | 152 | 191 | 228 | 267 | 305 | |
distance | ||||||||||
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Figure 5.3 | Minimum Vertical and Maximum Horizontal |
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| Dimensions of Combustibles |
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Combustible Mantel Legs or Wall Projections
4 INCH |
MINIMUM |
UNLIMITED |
MATERIAL |
Figure 5.4 Combustible Mantel Leg or Wall Projections (Acceptable on both sides of opening)
1/2 INCH |
SHEETROCK |
6 IN. |
BOARD) |
Figure 5.5
20 | Heat & Glo • |