3.3
SPECIAL VENT INSTALLATIONS
3.3.1 PERISCOPE TERMINATION
Use the periscope kit to locate the air termination above grade. The periscope must be installed so that
when fi nal grading is completed, the bottom air slot is located a minimum 12" (304.8mm) above grade. The
maximum allowable vent length is 10' (3.1m) for a fi replace and 8' (2.4m) for a stove.
24" (610mm)
MINIMUM
3.3.2 CORNER TERMINATION
The maximum vent length for a corner installation is 24" (609.6mm).
12"
(305mm)
MIN. TO
GRADE
30 1/2" (775mm)
2 4 "
0 " (
CORNER INSTALLATION
29" (737mm)
MINIMUM
)
m m
( 6 1 0
M
I M U
M A X
E
) R I S
0 m m
13
12"
(305mm)
MIN. TO
GRADE
9.4A
W415-1328 / A / 01.05.16
EN