33598-6-0115
Page 26
If the area above the ceiling is NOT an attic, position and secure
the ceiling firestop on the ceiling side of the previously cut and
framed hole.
See Figure 37
. If the area above the ceiling is an attic,
position and secure the firestop on top of the previously framed
hole.
See Figure 38.
NOTE:
Remove insulation from the framed area in the attic before
installing the firestop and/or vent pipes.
A
B
▲
►
▼
◄
◄
▲
NAILS, 4 REQUIRED
CEILING FIRESTOP
Vent Size
A
B
6-5/8"
(168.3 mm)
9-1/2"
(241.3 mm)
9-1/2"
(241.3 mm)
Figure 37
VENTING FRAMING AND FINISHING
A
B
▲
►
▼
◄
◄
▼
NAILS, 4 REQUIRED
CEILING FIRESTOP
Vent Size
A
B
6-5/8"
(168.3 mm)
9-1/2"
(241.3 mm)
9-1/2"
(241.3 mm)
Figure 38
