Napoleon GX42NTRE Manuel D'installation page 13

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venting requirements
EN
2.1 typical venting installation
24" (61cm)
Maximum
20" (50.8cm)
Maximum
12" (30.5cm)
Minimum
base of air collar
45 5/8"
(115.8cm)
Minimum plus
rise*
24 3/16" (61.4cm)
Minimum plus rise*
TOP VENT
REAR VENT
Special vent installation (periscope termination)
Use the periscope kit to locate the air termination above grade. The periscope must be installed so that when
final 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 fireplace and 8' (2m) for a stove.
12"
(30.5cm)
minimum
to grade
30" (76.2cm)
Minimum
base of air collar
TOP VENT
*See "venting requirements" and
"venting installation" sections.
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W415-1794 / 06.28.18