Heat-N-Glo SL-36 Installer's Manual page 29

1. Cut the hole through
the wall.
2. Position the firestops.
3. Place the heat shield
to the top.
4. Continue the vent run.
• Position the firestops on both sides of the hole
previously cut and secure the firestops with nails
or screws.
• The heat shields of the firestops MUST BE
placed towards the top of the hole.
• Continue the vent run through the firestops.
Figure 22. Hole and Vent Pipe
HEAT SHIELD
INTERIOR INTERIOR
FIRESTOP FIRESTOP
Figure 23. Heat Shield, Interior and Exterior
Firestops
For Vertical Runs - One ceiling firestop is
REQUIRED at the hole in each ceiling through
which the vent passes.
To install firestops for vertical runs that pass
through ceilings:
• Position a plumb bob directly over the center of
the vertical vent component.
• Mark the ceiling to establish the centerpoint of the
vent.
TRIM HEAT TRIM HEAT
SHIELD IF TOO SHIELD IF TOO
LONG, ADD TO LONG, ADD TO
SHIELD IF TOO SHIELD IF TOO
SHORT. SHORT.
EXTERIOR EXTERIOR
FIRESTOP FIRESTOP
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