![background image](http://html1.mh-extra.com/html/desa/f48h/f48h_owners-operation-and-installation-manual_2486347010.webp)
www.desatech.com
118116-01D
10
10 FOOT RULE
$OOÀXHJDVRXWOHWFKLPQH\WHUPLQDWLRQVPXVW
extend a minimum of 3 feet in height above
the highest point where it passes through roof
and must be at least 2 feet above highest point
RIURRIWKDWLVZLWKLQDKRUL]RQWDOGLVWDQFHRI
10 feet (see Figure 17).
VENTING INSTALLATION
Continued
FINISHING FIREPLACE
Combustible materials, such as wallboard,
gypsum board, sheet rock, drywall, plywood,
etc. may make direct contact with sides and
WRSDURXQG¿UHSODFHIDFH,WLVLPSRUWDQWWKDW
combustible materials do not overlap face
itself. Brick, glass, tile or other noncombustible
materials may overlap front face provided
they do not obstruct essential openings like
louvered slots or any other opening. When
overlapping with a noncombustible facing
material, use only noncombustible mortar or
adhesive.
24" Min.
24" Min.
18"
Min.
Typ.
Figure 16 - Multiple Chase Installation
0LQ
0LQ
0LQ
0LQ
Level of
Flue Gas
Outlet
Figure 17 - 10 Foot Rule
Seal
Opening
with
Refractory
Cement
Outside of
Fireplace
Gas
Line
Conduit
Repack
Insulation
Incoming
1/2" Black
Iron Pipe
Side
Firebrick
Finished
Side
Provide Enough Threaded
End for Fitting Connection
Figure 18 - Gas Line Installation
OPTIONAL GAS LINE INSTALLATION
Gas line hook up should be done by your
VXSSOLHURUDTXDOL¿HGVHUYLFHSHUVRQ
Note: Before you proceed, make sure your
JDVVXSSO\LVWXUQHGRII8VHRQO\DEODFN
LURQSLSHDQGDSSURSULDWH¿WWLQJV
1. Remove gas line cover plate located on
HLWKHUVLGHRI¿UHSODFHDQGSXOORXWLQVX
-
lation from gas line conduit sleeve. Save
insulation for reuse. Replace screws.
5XQDEODFNLURQJDVOLQHLQWR¿UH
-
place through rear at gas line conduit
sleeve (if using a raised platform, add
KHLJKW 3URYLGH VXI¿FLHQW JDV OLQH LQWR
¿UHSODFHFKDPEHUIRU¿WWLQJFRQQHFWLRQ
(see Figure 18).
Note: Secure incoming gas line to wood
framing to provide rigidity for threaded
HQG
3. Repack insulation around gas line and into
sleeve opening. Seal any gaps between
gas line and refractory knockout hole with
refractory cement or commercial furnace
cement, Install gas appliance or cap off
gas line if desired.