City Series CB40E Gas Fireplace
Model CB40E-NG CB40E-LP
Fuel Type Natural Gas Propane
Minimum Supply Pressure 5” W.C. (1.25 kPa) 11” W.C. (2.73 kPa)
Manifold Pressure - High 3.8” W.C. (0.94 kPa) 10.5” W.C. (2.62 kPa)
Manifold Pressure - Low 1.1” W.C. (0.27 kPa) 2.9” W.C. (0.72 kPa)
Orice Size -Altitude 0-4500 ft. #42 DMS #53 DMS
Minimum Input
Altitude 0-4500 ft. (0-1372m)
15,500 BTU/h
(4.54 kW)
15,500 BTU/h
(4.54 kW)
Maximum Input
Altitude 0-4500 ft. (0-1372m)
28,500 BTU/h
(8.33 kW)
28,500 BTU/h
(8.33 kW)
Vent Sizing
4” Inner / 6-5/8” Outer 4” Inner / 6-5/8” Outer
48
7
16
"
1231mm
25
9
16
"
648mm
37
3
8
"
949mm
43"
1091mm
33
7
16
"
849mm
7
1
4
"
183mm
Ø
4"
102mm
Ø 6
3
4
"
171mm
11
7
16
"
291mm
24
1
4
"
616mm
49
5
8
"
1261mm
18
11
16
"
475mm
17
11
16
"
449mm
34
5
8
"
879mm
10
1
2
"
267mm
15
1
16
"
382mm
39
5
8
"
7
7
8
"
200mm