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Heatilator • Caliber Multi-Sided Direct Vent • 4002-079 Rev K • 11/07
Top Vent—Horizontal Termination—Two 45° Elbows
Installation requirements to replace the
¿
rst 90° elbow with two 45° elbows:
4 ft min.
(1.22 m)
25 ft max.
(7.62 m)
Figure 5.4 Minimum Installation Requirements for
Two 45° Elbows-Top Vent-Horizontal Termination
Top Vent—Horizontal Termination—Three Vertical Elbows
See Figure 5.6 for information about installing elbows horizontally.
H
1
V
1
V
2
H
2
Installed
Vertically
Figure 5.5 Three Vertically Installed 90° Elbows
V
1
min.
V
1
+ V
2
max. H
1
+ H
2
max.
12 in./305 mm
24 ft/7.32 m
19 ft/5.79 m
Table 5.2