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2.5 vertical termination
0’
0’
Centre of
Base of Air
Collar
10’
10’
15’
15’
20’
25’
20’
30’
40’
5’
4”
MINIMUM
5’
1 1/2 elbow zone*
2 1/2 elbow zone
3 1/2 elbow zone
4 1/2 elbow zone
5 1/2 elbow zone
6 1/2 elbow zone
H
V
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.
3’
MINIMUM
* 1 1/2 elbows constitute the 45°
elbow directly off the appliance
and an additional 90° elbow.
EN
W415-2347 / C / 09.21.20
15
venting requirements
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