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Clearances
When installing a shelf over the top of the fireplaces, the following
guidelines must be adhered to:
For Side Vent applications, the minimum clearance is 2" from the Side
of the fireplace to a wall and 12" clearance from the top of the fireplace
to the underside of any combustible shelf materials.
For Top Vent applications, the minimum clearance is 2" from the Side
of the fireplace to a wall and 19" to the underside of any combustible
shelf materials.
1" clearance is maintained on sides and bottom of vent runs and 2"
above horizontal vent runs to any combustible material.
H*42DF*-ST
12"
† Note: Clearance from top of fireplace to a ceiling within the fireplace
enclosure.
** Note: For mantel clearance, please refer to Section 6: Finishing
on page 20.
XG0237 - 150204
Installation
19"
2"
0"
**
Installing the Nailing Flange Extension
Once the fireplace is placed into the rough framed opening, the supplied
Nailing Flange Extension (Part No. H42074) must be fasten securely
into place, with nails or wood screws. as shown in Figure 6.
Figure 6. Installing the Nailing Flange Extension. Both sides typical.
The Supplied nailing extension must be placed along the top edge of the
fireplace and securely fastened in place to the non combustible header
and combustible wood framing.
Note: The nailing flange extension can be substituted with a piece of
NON-Combustible material of the same size and thermal characteristics,
ie: cement board or equivalent. This is recommended in applications
where the facing materials will not adhere to the metal nailing flange.
H*42DF ST Indoor Gas Fireplace
6"
Page 9
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