Horizontal Air Terminal Installation - Napoleon BGD40-N Installation And Operating Instructions Manual

8.2.1 HORIZONTAL AIR TERMINAL INSTALLATION

Stretch the inner fl ex pipe to the required length taking into
A.
account the additional length needed for the fi nished wall
surface. Apply a heavy bead of the high temperature
sealant W573-0007 Mill Pac (not supplied) to the inner
sleeve of the air terminal. Slip the vent pipe a minimum
of 2" over the inner sleeve of the air terminal and
secure with 3 #8 screws.
Using the outer fl ex pipe, slide over the outer combustion
B.
air sleeve of the air terminal and secure with 3 #8 screws.
Seal using high temperature sealant W573-0002 (not
supplied).
Insert the vent pipes through the fi restop maintaining the required
C.
clearance to combustibles. Holding the air terminal (lettering in
an upright, readable position), secure to the exterior wall and
make weather tight by sealing with caulking (not supplied).
If more vent pipe needs to be used to reach the fi replace, couple
D.
them together as illustrated. The vent system must be
supported approximately every 3 feet for both vertical and
horizontal runs. Use noncombustible strapping to maintain
the minimum clearance to combustibles.
The air terminal mounting plate may be recessed into the exterior wall or siding no greater than the depth
of its return fl ange.
CAULKING
2" OVERLAP
HIGH TEMPERATURE
#10x2"
SCREWS
#8 X 1/2" SELF DRILLING
HI-TEMP
SCREWS & WASHERS
SEALANT
OUTER
INNER
FLEX PIPE
FLEX PIPE
23.1A
31
OUTER FLEX
PIPE
SEALANT
INNER COUPLER
OUTER COUPLER
OUTER
FLEX PIPE
W415-0811 / D / 08.16.12