Page 17
Quadra-Fire • Hudson Bay • 7003-121_R20 • 11/14
Step 9.
Twist-lock the vent cap and seal.
Note:
For multi-story vertical installations, a ceiling firestop
is required at the second floor, and any subsequent floors
(
Figure 5.16
). The opening should be framed to 10 in. x
10 in. (254mm x 254mm) inside dimensions, in the same
manner as shown in
Figure 5.13
, on page 16.
MIN. 1 in. (25mm)
CLEARANCE
CEILING FIRESTOP
NAILS
MIN. 1 in. (25mm)
CLEARANCE
MIN. 1 in. (25mm)
CLEARANCE
MIN. 1 in. (25mm)
CLEARANCE
Figure 5.16
Fire Risk.
Explosion Risk.
• Any occupied areas above the first floor,
including closets and storage spaces, which the
vertical vent passed through must be enclosed.
The enclosure may be framed and sheet rocked
with standard construction materials; however,
refer to these installation instructions for the
minimum allowable clearance between the
outside of the vent pipe and the combustible
surfaces of the enclosure. Do not fill any of the
required air space with insulation.
WARNING
!
