Vent Information And Diagrams; Vent Table Key; Section 5: Vent Information And Diagrams A. Vent Table Key; Use Of Elbows - Heat & Glo Crescent II Owner's Manual

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Vent Information and Diagrams

A. Vent Table Key
The abbreviations listed in this vent table key are used in
the vent diagrams.
Symbol
V
First section (closest to appliance) of vertical length
1
V
Second section of vertical length
2
H
First section (closest to appliance) of horizontal length
1
H
Second section of horizontal length
2
WARNING
Fire Hazard.
Explosion Risk.
Asphyxiation Risk.
Do NOT connect this gas appliance to a
chimney flue serving a separate solid-fuel or
gas burning appliance.
• Vent this appliance directly outside.
• Use separate vent system for this
appliance.
May impair safe operation of this appliance or
other appliances connected to the flue.
B.

Use of Elbows

CAUTION
ALL vent configuration specifications MUST be followed.
• This product is tested and listed to these
specifications.
• Appliance performance will suffer if specifications are
not followed.
Diagonal runs have both vertical and horizontal vent as-
pects when calculating the effects. Use the rise for the ver-
tical aspect and the run for the horizontal aspect (see Fig-
ure 5.1).
Two 45 0 elbows may be used in place of one 90
45 0 runs, one foot of diagonal is equal to 8.5 inches hori-
zontal run and 8.5 inches vertical run. A length of straight
pipe is allowed between two 45
Description
0 elbow. On
0 elbows (see Figure 5.1).
Heat & Glo • Crescent II • 2083-902 Rev. G • 9/05
VERTICAL
Figure 5.1
C. Measuring Standards
Vertical and horizontal measurements listed in the vent
diagrams were made using the following standards.
1. Pipe measurements are shown using the effective length
of pipe (see Figure 5.2).
2. Measurements are made from the appliance outer wrap,
not from the standoffs.
3. Horizontal terminations are measured to the outside
mounting surface (flange of exterior firestop) (see Fig-
ure 4.1).
4. Vertical terminations are measured to bottom of termi-
nation cap.
Effective
DVP PIPE
Height/Length
Figure 5.2 DVP Pipe Effective Length
HORIZONTAL
Length/
Pipe
Inches
DVP4 4
DVP6 6
DVP12 12
DVP24 24
DVP36 36
DVP48 48
DVP6A 3 to 6
DVP12A 3 to 12
DVP12MI 3 to 12
DVP24MI 3 to 24
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