Installation Manual

W415-1427 / 12.23.14
11
EN
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” (305m) above grade. The maximum allowable vent length is 10’ (3m)
for a fi replace and 8’ (2m) for a stove.
9.1B
3.3 SPECIAL VENT INSTALLATIONS
3.3.1 PERISCOPE TERMINATION
29" (737mm) MIN
REGARDLESS OF
HORIZONTAL VENT LENGTH
12" (305mm)
MINIMUM
TO GRADE
30 3/4"
(781mm)