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Figure 8
V (FT.)
H (FT.)
1' MIN. (305 mm) 5' MAX. (1.5 m)
2' MIN. (610 mm) 10' MAX. (3.1 m)
3' MIN. (914 mm) 15' MAX. (4.6 m)
4' MIN. (1.22 m)
20' MAX. (6.1 m)
20' MAX. (6.1 m)
NOTE: H+ H1 MAX. 20' (6.1 m)
V + V
1
MAX. 30' (9.2 m)
VENTING WITH THREE (3) 90° ELBOWS
V (FT.)
H + H
1
(FT.)
1' MIN. (305 mm)
5' MAX. (1.5 m)
2' MIN. (610 mm)
10' MAX. (3.1 m)
3' MIN. (914 mm)
15' MAX. (4.6 m)
4' MIN. (1.22 m)
20' MAX. (6.1 m)
20' MAX. (6.1 m)
NOTE: V + V
1
MAX. 30' (9.2 m)
VENTING WITH THREE (3) 90° ELBOWS