Instruction manual
Figure 12. Straight Horizontal, Top or Rear Vent, Wall mounted .............
power vent.
Figure 12a. Multi-Elbow, Top or Rear Vent, Wall mounted power vent.
R720 & R820 Power Vent Indoor Gas Fireplace
Page 17
XG0772 - 100614
Installation
This section applies to installations where the shortest possible vent
run is through the wall� Refer to Appendix A - Power Vent locations,
to ensure the planned Power vent location is acceptable� Refer to
the table below for vent run requirements�
Section 3-3: Installing a Wall Mounted Vent System
Vent Conguration Refer to Figure
Maximum Vent Run
(Horizontal + Vertical)
Maximum Elbows†
Straight Horizontal Top or Rear Vent Figure 12
100 Feet
Six 90°
or
equivalent †
Multi-Elbow Top or Rear Vent Figure 12a
Multi-Elbow with 6' downward vent
run Top or Rear Vent
Figure 12b
70 Feet**
† One 90° elbow is equal to two 45° elbows�
** For every additional 1 foot downward vent run subtract 10 feet from the maximum vent run�