venting requirements
EN
4.2
typical vent installation
Appliance shown without surround.
4.3
special vent installations
4.3.1 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" (30.5cm) above grade. The maximum allowable vent length is 10' (3.1m) for a
fi replace and 8' (2.4m) for a stove.
12
W415-1606 / D / 08.23.18
16" (40.6CM)
MINIMUM
40 FT (12M)
MAXIMUM
3 FT (1M)
MINIMUM
19 1/2"
(49.5CM)
14" (35.5CM) MAXIMUM
19 1/2" (49.5CM)
MINIMUM PLUS
* See "VENTING" section
30" (76.2CM)
MINIMUM
19 1/2"
(49.5CM)
9.6B
RISE*
12"
(30.5CM)
MINIMUM
TO GRADE