Heatilator Gas Fireplace IDV4833IH Owner's Manual page 26

2. Top Vent - Vertical Termination
NOTICE: If installing a vertical vent/termination off the top
of the appliance, the fl ue restrictor should be used.
No Elbow
12 ft (3.66 m) min.
60 ft (18.29 m) max.
Figure 7.7
Two Elbows
Figure 7.8
26
12 ft (3.66 m) min.
60 ft (18.29 m) max.
Maximum horizontal
run is 100% of
vertical, but cannot
exceed 26 ft (7.92 m)
Heatilator • ICON DV-IDV Series • 4042-575 • Rev K • 11/08
Figure 7.7a 12 ft to 30 ft Vertical Run
Figure 7.7b 31 ft to 60 ft Vertical Run
Install Flue Restrictor
• Remove screws from fl ue (fi rebox top).
• Using the screws removed, install flue restrictor
according to your installation requirements. See
Figures 7.7a and 7.7b.