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minimum venting requirements - natural gas
EN
flexible and rigid venting
3.4
vertical termination (natural gas)
0'
Base of
air collar
note:
A 6' (1.83m) minimum vertical rise is considered the minimum practical dimension for the specific appliance
enclosure and a minimal building structure. However, a greater minimum vertical rise may be needed to suit the
specific application constraints or local codes and / or regulatory requirements.
22
W415-4127 / B-0 / 03.25.24
ALL APPLIANCES (NATURAL GAS ONLY)
V+H ≤ 40 ft. (For longer vent runs,
40'
a power vent is required).
H ≤ 10 ft.
V + H are measured from the
0 elbow zone
centre of vent elbows. Elbows are
considered as 90º.
Two 45º elbows = One 90º elbow.
30'
20'
15'
10'
6'
5'
5'
0'
2-4 elbow zone
2-3 elbow zone
2 elbow zone
10'
15'
Refer to appliance
specific GPV/
PVA instructions
for other venting
configurations.
20'
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