![](/images/new-backgrounds/1025278/2527833x1.webp)
Step 9.
Twist-lock the vent cap and seal.
Note: For
NAILS
CEILING FIRES TOP
MIN. 1 in. (25mm)
CLEARANCE
MIN. 1 in. (25mm)
CLEARANCE
MIN. 1 in. (25mm)
CLEARANCE
MIN. 1 in. (25mm)
CLEARANCE
Figure 5.16
WARNING
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 sheetrocked 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.
January 3, 2007 | Page 17 |