Heatilator • HEIR36, HEIR42, HEIR50 Installation Manual • 2285-980 Rev. G • 12/14
22
2. Top Vent - Vertical Termination
No Elbow
V
1
= 50 ft. Max. (15.2 m)
V
1
= 2 ft. Min. (610 mm)
NOTE:
Flue Restrictor
ships in manual bag
assembly.
Note:
Flue restrictor is permit-
ted ONLY on 30 ft. minimum
vertical runs with no elbows.
V
1
FLUE
RESTRICTOR
Figure 4.10 Flue Restrictor Installation
Figure 4.9
