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Model # | A | B | C | D | ||
EL36 | in. | 36 | 52 | 8 | 16 | |
mm | 914 | 1321 | 203 | 406 | ||
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EL42 | in. | 42 | 66 | 12 | 20 | |
mm | 107 | 1676 | 305 | 508 | ||
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Raised Hearth Extension Framing
Warning! Risk of Fire. A raised hearth extension built flush with the fireplace opening (Figure 11.3) or less than 4 in. (102 mm) below the fireplace opening requires the fireplace be installed on a
The hearth framing must be constructed of
4 in. (102 mm) |
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minimum between |
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bottom of fireplace opening |
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and finished surface of hearth extension | |
C |
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A |
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B | C |
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| D |
Figure 11.1 Hearth Extension Dimensions |
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Continuous, non- | Fireplace |
combustible sealant | Opening |
1/2 in. Micore Hearth | Tile, stone or other |
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Extension (or | 4 in. | ||
equivalent insulation) |
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| (102 mm) min. |
See Table 11.2. |
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Floor constructed of wood or | 2 in. (51 mm) of the Protective | ||
Metal Hearth Strip is required | |||
other combustible material | under the front of the fireplace |
Figure 11.2 Hearth Extension Construction
IMPORTANT! Hearth extension design must be determined before installation of fireplace.
Non-combustible
Material
Finishing Material
Framing Material
1/2 in. Micore |
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Protective Metal | Floor | ||||
or equivalent | |||||
Hearth Strips |
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insulation |
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Figure 11.3 Raised Platform Hearth Extension Detail
Framing Material1/2 in. Micore or equivalent insulation
Figure 11.4 Raised Platform Hearth Extension-Framing Materials
Heatilator • EL36/EL42 • | 39 |