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21
Figure 15. Venting with Three 90° Elbows
H
1
1
H
V
1
1
V
V
1
1
H
1
1
H
V
VENTING WITH THREE (3) 90° ELBOWS
V (FT.)
H + H
1
(FT.)
1' MIN. (305mm)
2' MAX. (610mm)
2' MIN. (610mm)
4' MAX. (1.22m)
3' MIN. (914mm)
6' MAX. (1.86m)
4' MIN. (1.22m)
8' MAX. (2.44m)
5 MIN. (1.5m)
10 MAX. (3.04m)
6 MIN. (1.86m)
12 MAX. (3.6m)
7 MIN. (2.13m)
14' MAX. (4.27m)
14' MAX. (4.27m)
V + H = 37 MAX. (11.3m)
NOTE:
For vertical vent runs of 10 feet or
greater the vertical baffle kit (BAF-VERT) may
be required to improve flame appearance.