25
440 01 2020 01
Figure 22
Concentric Vent and Combustion--Air
Roof Termination
“A”
Combustion
Air
Exhaust
12
²²²²
Min. Grade
or Snow Level
Dimension “A” is touching or
2
²
maximum separation.
Figure 23
Concentric Vent and Combustion--Air
Sidewall Termination
“A”
Vent
Dimension “A” is touching or 2
²
maximum separation.
25--22--02d
Vent
Combustion Air
1
²²²²
Maximum
(TYP.)
Exhaust
“A”
“A”
Inlet
Figure 24
Sidewall Inlet Vent and Exhaust--Air Ter-
mination
Dimension “A” is touching or
2
²
maximum separation.
12
²²²²
Min. Grade
or Snow Level
18
²²²²
Min. for
Cold Climates
(Sustained Below 0
°°°°
F)
8
²²²²
Min.
20
¢¢¢¢
Max.
8
²²²²
Min.
Exhaust
8
²²²²
Min.
8
²²²²
Min.
20
¢¢¢¢
Max.
Figure 25
Sidewall Inlet Vent and Exhaust--Air Ter-
mination with Exterior Risers
Dimension “A” is touching or
2
²
maximum separation.
12
²²²²
Min.
Grade or
Snow Level
18
²²²²
Min. for Cold Climates
(Sustained Below 0
°°°°
F)
Inlet
“A”
“A”
Exhaust
12
²²²²
Min.
Grade or
Snow Level
Exhaust
8
²²²²
Min.
20
¢¢¢¢
Max.
Figure 26
Rooftop Inlet Vent and Exhaust--Air Ter-
mination
25--22--43
18
²²²²
Min. for Cold Climates
(Sustained Below 0
°°°°
F)
Inlet
Summary of Contents for 9MPT050F12A
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