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Maximum Vent length
1. Determine the number of 90 degree elbows in the vent system (Two 45 degree elbows count as
one 90 degree elbow)
2. Refer to below table to find the maximum vent length based on the number of elbows
Example: If you have one elbow, then your maximum vent length is 35ft (10.7m)
Number of 90
0
elbows
0
1
2
3
4
5
6
41ft
(12.5m)
35ft(10.7m)
29ft(8.8m)
23ft(7.0m)
17ft(5.2m)
11ft(3.4m)
5ft(1.5m)
TERMINATION DETAILS
MIN.
MIN.
MIN.
Summary of Contents for AHG-T42-LP
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