Special Vent Installations; Periscope Termination - Napoleon WHD31N Instructions D'installation Et D'opération

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.
30" (762MM)
MINIMUM
19 1/2"
(495MM)
9.6B
11
EN
12"
(305MM)
MINIMUM
TO GRADE
W415-1337 / 06.23.14