Hearth and Home Technologies BIR42 - Manual (Page 20)

20
7 7
Installation of Fireplace
CAUTION! Risk of Cuts/Abrasions. Wear protective
gloves and safety glasses during installation. Sheet metal
edges are sharp.
A. Things to Consider
• Location(s) of outside air kit(s)
• Gas line piping
B. Position the Fireplace
• Place the fi replace on a continuous fl at surface.
• Follow framing instructions in Section 6.
WARNING! Risk of Fire! Prevent contact with sagging,
loose insulation.
• DO NOT install against vapor barriers or exposed
insulation.
• Secure insulation and vapor barriers.
• Provide minimum air space clearances at the sides
and back of the fi replace assembly as outlined in
Section 6.
Raised Platform
Floor
2 in.
(51 mm)
1 in. (25 mm) min.
overlap
2 in.
(51 mm)
Top piece must overlap
bottom piece
Metal strips are placed 2 in. (51 mm)
under the front of the fireplace and must
extend beyond the front and sides of
fireplace opening by 2 in. (51 mm).
1 in. (25 mm) overlap
Minimum
Figure 7.1 Position the Protective Metal Hearth Strips C. Place Protective Metal Hearth Strips
WARNING! Risk of Fire! Metal hearth strips MUST be
installed. DO NOT cover metal strips with combustible
materials. Sparks or embers may ignite fl ooring.
• Refer to Figures 7.1 and 7.2.
• Locate the two metal hearth strips measuring approximately
26 in. x 4 in. (660 mm x 102 mm) included with this
fi replace.
• Slide each metal strip 2 in. (51 mm) under front edge of
fi replace.
• Overlap strips in the middle of fi replace opening by 1 in
(25 mm) minimum..
• Metal strips must extend beyond the front and sides of the
fi replace opening by at least 2 in. (51 mm).
• Protect the front of a platform elevated above the hearth
extension with metal strips (not included with fi replace)
per Figure 7.2. See Section 12 for hearth extension
D. Level Fireplace
• Level fi replace side-to-side and front-to-back.
• Shim with non-combustible material as necessary.
• Secure
fi replace to framing with nailing fl anges with a
minimum of two fasteners per nailing fl ange.
• Check fi replace opening for square to ensure proper fi t of
glass doors. Measure diagonals of fi replace opening to
make sure they are equal.
Figure 7.2 Protect the Front of an Elevated Platform
Heatilator • Birmingham BIR42 • 4059-308 Rev E • 08/08