3" min.
3" min.
PL vent manufacturer's
firestop spacer and support
Fig. 31
#8 Installing through the ceiling vent
Through the ceiling vent, follow PL vent manufacturers
recommendations when using wall and ceiling pass through.
Note: Do not place joints within wall pass-throughs.
3-90-08326R25_06/13
venting
Storm collar
Flashing
3" min.
No insulation or other
combustible materials
are allowed within 3" of
the PL vent pipe.
(See Page 10 for
corner installation
clearances)
Fig. 33
Minimum flue vent configuration
It is required that outside air be installed
with this venting configuration to reduce
smoke and creosote smell in the room
in the event of power failure.
Fig. 32
min. wall to outlet
12"
20