Majestic 400DVBL Installation And Operating Instructions Manual page 18

DVBL Series Gas Fireplace
REAR (THROUGH-THE-WALL) APPLICATIONS (continued)
4. Apply a bead of non-hardening mastic around the outside
edge of vent cap. Position the vent cap in the center of
hole on the exterior wall with the word "HOT" on the vent
cap facing up. Insure proper clearance of 1" to combus-
tibles is maintained to the flue. Attach the vent cap with
four wood screws supplied. Figure 13
Do not recess vent
termination into any
wall. This will cause a
fire hazard.
NOTE: Replace the wood screws with appropriate
fasteners for stucco, brick, concrete, or other types
of siding.
A vinyl siding standoff (part #950) must be used with the
Simpson/Selkirk Horizontal Termination (part #985) on vinyl,
stucco or wood-clad exterior walls. Apply non-hardening
mastic around outside edge of the standoff instead of the
vent cap assembly. Figure 14
5. Slide the firestop over the vent pipe before connecting
the horizontal run to the vent cap. Figure 15
6. The termination should overlap the flue a minimum of 1
mination connection. Fasten termination with screws provided.
7. Slide the firestop against the interior wall surface and attach with screws. Figure 15
Apply
Mastic to all
Four Sides
Figure 14 - Installing Simpson/Selkirk Vinyl
Siding Standoff and Termination
18
Cut Vinyl Siding
Away to Fit Standoff
Standoff #950
T
H O
Nut
Wood Screw
Bolt
Apply Mastic to
all Four Sides
Figure 13 - Installing Horizontal Termination
1
/ ". Apply silicone to the outer pipe/ter-
4
Vent Cap
(Horizontal
Termination)
Simpson
Termination
#985
VENT INSTALLATION
H O
Inerior Wall
Surface
Screw
Figure 15 - Installing Firestop on
Horizontal Vent Pipe
Vent Cap
T
Wood Screw
Firestop
Horizontal
Vent Pipe
74D0010