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39
2 in. (51 mm)
required
Continuous,
non-combustible sealant
Tile, stone or other
non-combustible material
Floor constructed of wood or
other combustible material
1/2 in. Micore
Hearth Ext
or equivalent
insulation
(see Table 11.2)
Fireplace
Protective
Metal Hearth
Strip
Figure 11.1 Hearth Extension Dimensions
72 in.
(1829 mm)
BAY-40 PIER-40
40-1/2 in.
(1029 mm)
HEARTH
EXTENSION
(shaded)
HEARTH
EXTENSION
(shaded)
6 in.
(152 mm)
12 in. (305 mm)
from opening of
fireplace
62 in.
(1575 mm)
16 in.
(406 mm)
56 in.
(1422 mm)
64 in.
(1626 mm)
64 in.
(1626 mm)
16 in.
(406 mm)
26 in.
(660 mm)
to front of
fireplace
opening
Heat & Glo • BAY-40, PIER-40 • 34977 • Rev AB 7/12