Napoleon Fireplaces B35NT - Manuel (Page 23)

23
W415-1232 / B / 05.15.14
EN
4.2.3 APPLIANCE VENT CONNECTION
A. Install the inner fl ex pipe to the appliance. Secure with 3 screws
and fl at washers. Seal the joint and screw holes using the high
temperature sealant W573-0007 (not supplied).
B. Install the outer fl ex pipe to the appliance. Attach and seal the
joints using the high temperature sealant Mill-Pac.
28.1B
2” (50.8mm)
OVERLAP
HIGH TEMP
SEALANT
#8 X 1/2”
SELF
DRILLING
SCREWS
4.3 USING RIGID VENT COMPONENTS
The vent system must be supported approximately every 3 feet (0.9m) for both vertical and horizontal runs.
Use Wolf Steel Ltd. support ring assembly or equivalent noncombustible strapping to maintain the minimum
clearance to combustibles for both vertical and horizontal runs.
All inner exhaust and outer intake vent pipe joints may be sealed using either red high temperature silicone
sealant W573-0002 (not supplied) or black high temperature sealant W573-0007 Mill Pac (not supplied) with
the exception of the appliance exhaust fl ue collar which must be sealed using Mill Pac.
25.1A
4.3.1 HORIZONTAL AIR TERMINAL INSTALLATION
A. Move the appliance into position. Measure the
vent length required between terminal and
appliance taking into account the additional
length needed for the fi nished wall surface
and any 1¼” (31.8mm) overlaps between
venting components.
B. Apply high temperature sealant W573-0007 (not
supplied) to the outer edge of the inner collar of the
appliance. Attach the fi rst inner rigid pipe component
and secure using 3 self tapping screws. Repeat
using the outer rigid pipe.
C. Insert the vent pipes through the fi restop maintaining the required 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).
The air terminal mounting plate may be recessed into the exterior wall or siding no greater than the
depth of the return fl ange.
26.1A
SCREWS
#10x2"
OUTER
RIGID
PIPE
CAULKING
INNER
RIGID
PIPE
SCREWS
SELF DRILLING
#8x1/2"
1" (25.4mm)
OVERLAP
SEALANT
HI-TEMP
!
WARNING
RISK OF FIRE, DO NOT ALLOW LOOSE MATERIALS OR INSULATION TO TOUCH THE VENT PIPE.
REMOVE INSULATION TO ALLOW FOR THE INSTALLATION OF THE ATTIC SHIELD AND TO
MAINTAIN CLEARANCES TO COMBUSTIBLES.