15
VENTING WITH ONE (1) 90° ELBOWS
V (FT.)
H (FT.)
0’
3’ MAX. (.91m)
3' MIN. (914 mm)
9' MAX. (2.7m)
4' MIN. (1.2m)
12' MAX. (3.7m)
5' MIN. (1.6m)
15' MAX. (4.6m)
6' MIN. (1.9m)
18' MAX. (5.5m)
V + H = 30’ MAX. (9.3 m)
Ratio V to H = 1:3
Figure 7. Venting with One 90° Elbow
H = 20' MAX. (6.2m)
NOTE: SRV570-290 Heat Shield is required above
first elbow if clearance is less than 4 inches
(102mm) (See Figure 12).
H
V