Heat & Glo RH-36 Series Owner's Manual page 39

Model # A
36
RH-36
914
mm
42
RH-42
1067
mm
4 in. (102 mm)
minimum between
bottom of fireplace opening
and finished surface of hearth extension
C
B
Figure 11.1 Hearth Extension Dimensions
Continuous, non-
combustible sealant
1/2 in. Micore Hearth
Tile, stone or other
Extension (or
non-combustible material
equivalent insulation)
See Table 11.2.
Floor constructed of wood or
other combustible material
Figure 11.2 Hearth Extension Construction
B C D
52 8 16
1321 203 406
66 12 20
1676 305 508
A
C
D
Fireplace
Opening
(102 mm) min.
2 in. (51 mm) of the Protective
Metal Hearth Strip is required
under the front of the fireplace
Raised Hearth Extension Framing
WARNING! Risk of Fire.
IMPORTANT!
Non-combustible
Finishing Material
Non-combustible
Framing Material
Figure 11.3 Raised Platform Hearth Extension Detail
4 in.
Non-combustible
Framing Material
Figure 11.4 Raised Platform Hearth Extension-Framing Materials
Non-combustible
1/2 in. Micore
Protective Metal
or equivalent
Hearth Strips
insulation
1/2 in. Micore or
equivalent insulation
Material
Floor