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Installation (for qualified installers only) 13
Travis Industries 100-01159 4040621
Approved Venting Configurations for Vertical Terminations with
Zero, Two, or Four 45° Elbows
• 10’ Minimum System
Height
(with or without offsets)
• 40’ Maximum System
Height
• 24’ Maximum Offset
• The termination must fall
within the shaded area
shown in the chart. Use
the indicated restrictor
position.
• If using offsets, use the
table below to calculate the
vertical rise and horizontal
offset
Offset
Length
Horizontal
Offset
Vertical
Rise
Offset Length Hor. Offset Vert. Rise
None 5” 1’
1’ Section 1’ 1’ 7”
2’ Section 1’ 9” 2’ 4”
3’ Section 2’ 5” 3’
4’ Section 3’ 2” 3’ 8”
4’ + 1’ Section 3’ 9” 4’ 4”
4’ + 2’ Section 4’ 6” 5’
4’ + 3’ Section 5’ 2” 5’ 9”
4’ + 4’ Section 6’ 6’ 9”
5 feet
10 feet
15 feet
20 feet
25 feet
30 feet
0 feet
40' (max)
5 feet
0 feet
0 feet
5 feet
10 feet
15 feet
20 feet
25 feet
30 feet
40' (max)
Restrictor
Position # 5
NOTE:
Restrictor positions are based
upon lab tests. The ideal
restrictor position may vary
slightly, especially when the
termination is near a
demarkation line.
Restrictor
Position # 6
10 feet
15 feet
20 feet
24 ' (max)
0 feet
5 feet
10 feet
15 feet
20 feet
24 ' (max)
35 feet35 feet