37
TERMINATION CLEARANCES SIDEWALL DIRECT VENT
V X
VENT TERMINAL AIR SUPPLY INLETAREA WHERE TERMINAL IS NOT PERMITTED
v
v
A
G
V
FIXED
CLOSED
FIXED
CLOSED
OPERABLE
OPERABLE
V
C
B
B
B
B
F
B
V
V
A
J
V
H
M
X
X
V
V
K
B
E
D
L
DIRECT VENT
(using outdoor air for combustion)
EXTERIOR CLEARANCES FOR SIDEWALL VENT TERMINATION
Figure 49
Vent terminal clearances for “Direct Vent” installations. Direct Vent congurations use outdoor air for combustion.
CANADIAN INSTALLATIONS
1
US INSTALLATIONS
2
CANADIAN INSTALLATIONS
1
US INSTALLATIONS
2
A
H
B
I
C
J
D
K
inlet
E
L
F
M
G
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