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VENTING INSTALLATION
WARNING
Horizontal sections of this vent system require a
minimum of 3" clearances to combustibles at the top of
the flue and 1" clearance at the sides and bottom until
the flue penetrates the outside wall. A minimum 1"
clearance all around the flue is acceptable at this point
of penetration.
If the vertical rise is 71/2 ft. or more, only a 1" clearance
is needed on top of any horizontal run.
Vertical sections of this vent system require a minimum
of 1" clearance to combustibles on all sides of the pipe.
Figure 11 -
Combustible
Clearances for Vent
Pipe
20306741
A minimum of 3" clearance
to the top is required along
horizontal length until flue
pipe penetrates outside
wall.
FP2338
min. vent clear
BLDV7 Series Gas Fireplace
3"
1"
1"
12"
Vertical Rise Required
Before Horizontal Run
FP2338
A minimum 1" clearance
t o
c o m b u s t i b l e s
permitted all around
flue at outside wall
15
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