Napoleon Ascent BL42NTE Installation Manual page 15

venting requirements
EN
special vent installation (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' (3m) for a fi replace and 8' (2m) for a stove.
12"
(30.5cm)
minimum
to grade
30" (76.2cm)
minimum
33 1/8"
(84.1cm)
15
W415-3035 / 05.04.21