Heat & Glo • Cerona-36, Cerona-42 • 2106-900 Rev. F • 04/08 15
H1
V1
Figure 5.3
Figure 5.4
D. Vent Diagrams
1. Top Vent - Horizontal Termination
One Elbow
Two Elbows
INSTALLED
HORIZONTALLY
H1
H2
V1
Fire Risk. Explosion Risk.
Do NOT pack insulation or other combustibles between ceiling fi restops.
• ALWAYS maintain specifi ed clearances around venting and fi restop systems.
• Install wall shield and ceiling fi restops as specifi ed.
Failure to keep insulation or other material away from vent pipe may cause fi re.
WARNING
V1 Minimum H1 Maximum
Cerona-36 ONLY 1/2 ft 152 mm 2 ft 610 mm
1 ft 305 mm 2 ft 610 mm
2 ft 610 mm 5 ft 1.5 m
3 ft 914 mm 8 ft 2.4 m
4 ft 1.2 m 11 ft 3.4 m
5 ft 1.5 m 14 ft 4.3 m
6 ft 1.8 m 17 ft 5.2 m
7 ft 2.1 m 20 ft 6.1 m
8 ft 2.4 m 23 ft 7.0 m
V1 = 40 ft. (12.2 m) Maximum
H1 = 23 ft. (7.0 m) Maximum
V1 + H1 = 63 ft. (19.2 m) Maximum
Note: Must have
a minimum verti-
cal vent before
attaching a 90º
elbow to the unit.
See chart.
Minimal Vertical Vent
Model ft. mm
Cerona-36 1/2 152
Cerona-42 1 305
V1 Minimum H1 Maximum
Cerona-36 ONLY 1/2 ft 152 mm 2 ft 610 mm
1 ft 305 mm 2 ft 610 mm
2 ft 610 mm 5 ft 1.5 m
3 ft 914 mm 8 ft 2.4 m
4 ft 1.2 m 11 ft 3.4 m
5 ft 1.5 m 14 ft 4.3 m
6 ft 1.8 m 17 ft 5.2 m
7 ft 2.1 m 20 ft 6.1 m
8 ft 2.4 m 23 ft 7.0 m
V1 + H1 + H2= 63 ft. (19.2 m) Maximum
H1 + H2 = 23 ft. (7.0 m) Maximum
Note: Must have
a minimum verti-
cal vent before
attaching a 90º
elbow to the unit.
See chart.
Minimal Vertical Vent
Model ft. mm
Cerona-36 1/2 152
Cerona-42 1 305