Top Vent - Vertical Termination
No Elbow
V1 = 50 ft. Max. (15.2 m)
V1 = 3 ft. Min. (914 mm)
Note: If installing a vertical vent/termination off the top of the appliance, the flue restrictor should be used.
V1
Figure 7.6
Installing Flue Restrictor
FLUE RESTRICTOR |
Figure 7.7 |
1.Note location of flue restrictor (see Figure 7.7). Break the flue restrictor into two pieces. Do this by bending the part back and forth until it breaks (see Figure 7.8).
BREAK
HERE
Figure 7.8 flue restrictor
2.Match the amount of vertical in the system with the chart to find the appropriate position to set the flue restrictor (see Figure 7.9).
- CHART -
Vertical | Top Vent | Top Vent | |
NG | LP | ||
| |||
4’ | No Restrictor | ||
8’ | |||
15’ | |||
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| |
20’ | |||
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|
| |
25’ | |||
30’ | |||
35’ | |||
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|
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40’ | |||
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|
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45’ | |||
50’ |
Figure 7.9
3. Center the flue restrictor on vent and secure in place by using two
1 2 3 4 5
SETTING
1 2 3 4 5
Figure 7.10
26 | Heat & Glo • |