2.5
vertical termination
10’
10’
15’
15’
20’
25’
20’
30’
40’
5’
39’
(468”)
1 elbow zone
1-2 elbow zone
1-3 elbow zone
H
V
(For vent runs that exceed the graph
parameters, a power vent is required).
V + H are measured from the centre of vent
elbows. Elbows are considered as 90º.
Two 45º elbows = One 90º elbow.
0’
0’
1’
(12”)
3
(36”)
5’
4 3/4’
(57”)
1-4 elbow zone
1-5 elbow zone
1-6 elbow zone
EN
W415-1673 / A / 10.07.19
15
venting requirements