Lennox Hearth installation instructions - page 7

7
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
EXTERIOR HORIZONTAL VENT TERMINATION CLEARANCE REQUIREMENTS
V
VV
V
V
F
C
Fixed
Closed
Window
Operable
Window
B
B
A
B
H
M
I
= Area where Termination is not Permitted
= Air Supply Inlet
X= Vent Termination
V
D
V
3 ft.
3 ft.
AA
A
= 9” in U.S.
= 12” in Canada
V
L
B
J
X
V
A
G
Inside
Corner Detail
B
C
C
C
*18”
Ventilated Soffit
Horizontal
Termination
Detail D
Exterior Wall
6”
Inside Corner
* See Item D in the Text Below.
V
P
V
O
NN
Q
NOTE: Local Codes Or Regulations
May Require Different Clearances.
NOTE: Location Of The Vent Termination
Must Not Interfere With Access To The
Electrical Service.
E
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