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Heat & Glo • Everest • 750-900 Rev. L • 1/06 14
Figure 9. Venting with three 90° elbows
VENTING WITH THREE (3) 90° ELBOWS
V + V
1
H + H
1
1' MIN. (305mm) 10' MAX. (3.1m)
2' MIN. (610mm) 15' MAX. (4.65m)
4' MIN. (1.22m) 20' MAX. (6.2m)
NOTE: H + H
1
= 20' MAX. (6.2m)
V + V
1
+ H + H
1
= 40' MAX. (12.4m)
V
H
H
1
V
1
V
H
H
1
V
1