Heat & Glo ST-550TM-IPI Owner's Manual page 27

1. Top Vent - Horizontal Termination - (continued)
Two Elbows
Note: There MUST be a 25%
reduction in total H when using
flex vent except when using the
simple up and out installation
(see Figure 7.3).
H
2
Fire Risk.
• When using SLP-HRC-SS and SLP-HRC-ZC-SS
termination caps on top vented fireplaces, a two
foot minimum vertical vent section is required before
installing first elbow
• When using DVP-TB1 termination cap on top vented
fireplaces, a three foot minimum vertical vent section
is required before installing first elbow.
• When using any other cap, a section of vertical pipe (12 inches
minimum) MUST be installed prior to attaching a 90° elbow.
Figure 7.5
INSTALLED
HORIZONTALLY
WARNING**
.
Heat & Glo • ST-550TM-IPI • 2142-900 Rev. S • 3/20
V Minimum
1
1 ft.** 305 mm
2 ft.** 610 mm
3 ft.** 915 mm
4 ft. 1.2 m
5 ft. 1.5 m
H + H
1
V + H + H
1
See Warning Below**
H
1
H + H Maximum
1 2
1 ft. 305 mm
2 ft. 610 mm
4 ft. 1.2 m
6 ft. 1.8 m
14 ft. 4.3 m
Max. =14 ft. (4.3 m)
Max. = 40 ft. (12.2 m)
V
1
27