Napoleon Vector Serie Manuel D'installation page 20

minimum venting requirements - natural gas
EN
LV62 / LV74 SEE-THRU (NATURAL GAS ONLY)
40'
38 1/2'
(462")
30'
V
20'
15'
10'
5'
4'
(48") min.
0'
Base of
air collar
0'
20
W415-2034 / C / 04.21.21
V+H ≤ 40 ft. (For longer vent runs, a power
vent is required).
H ≤ 20 ft.
V + H are measured from the centre of vent
elbows. Elbows are considered as 90º.
Two 45º elbows = One 90º elbow.
5'
1 1/2' 4 7/8' (58 1/2") max.
(18") (LV74 see-thru)
4 3/8' (52 1/2") max.
(LV62 see-thru)
1-6 elbow zone
1-5 elbow zone
1-4 elbow zone
1-3 elbow zone
10'
15'
H
Refer to appliance
specific GPV/
PVA instructions
for other venting
configurations.
1-2 elbow zone
1 elbow zone
25'
20'