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Figure 2
The appliance should be mounted on a fully
supported base extending the full width and
depth of the unit. The appliance may be located
on or near conventional construction materi-
als. However, if installed on combustible mate-
rials, such as carpeting, vinyl tile, etc., a metal
or wood barrier covering the entire bottom
surface must be used.
f i r e - p a r t s . c o m
APPLIANCE AND VENT CLEARANCES
The appliance is approved with zero clearance to
combustible materials on all sides (as detailed in
Table 2) , with the following exception: When the
unit is installed with one side flush with a wall,
the wall on the other side of the unit must not
extend beyond the front edge of the unit. In
addition, when the unit is installed in the middle
of a room, the side walls surrounding the unit
must not extend beyond the front or rear edge
of the unit. See Figure 2 .
1
2 /
B
A
C
K
0
. n i
1
2 /
S
D I
E
S
0
. n i
T
O
P
S
P
A
C
E
R
S
0
L F
O
O
R
0
F
o r
m
B
t o
o t
m
f o
U
t i n
o t
4 6
e C
i l i
g n
V
E
N
T
1
n i
S
E
R
V
C I
E
C
E L
A
V
E I
W
N I
G
S
D I
E
S
-
3
e F
F (
R
O
N
T
B
A
C
K
O
R
S
D I
) E
*
Note: 3 in. (75 mm) above any horizontal/inclined
vent component.
Table 2
4
n i
( .
3 1
m
m
)
VENT TERMINATION CLEARANCES
0 (
m
m
)
s
a p
e c
s r
These instructions should be used as a
n i
( .
3 1
m
m
)
guideline and do not supersede local codes
0 (
m
m
)
s
a p
e c
s r
in any way. Install vent according to local
codes, these instructions, the current Na-
. n i
0 (
m
m
)
tional Fuel Gas Code (ANSI-Z223.1) in the
USA or the current standards of CAN/CGA-
. n i
0 (
m
m
)
B149.1 and -B149.2 in Canada. For addi-
tional installation requirements when these
n i
( .
6 1
6 2
m
m
)
appliances are to be installed as an OEM
installation in a manufactured home, refer to
the manufactured home construction and
( .
5 2
4 .
m
m
* )
safety standard, Title 24, Part 3280 CFP or
standard for Installation in Mobile Homes,
R
A
N
C
E
S
CAN/CSA Z240MH .
. t e
0 (
9 .
m
t e
r e
) s
M
d o
l e
N
. o
T
p o
V
n e
- t
i w
h t
S
e
u c
e r
e V
t n
D
M
S
T
N
M
2 -
8 4 ₄ ⁄ ³
1 (
3 2
) 8
D
M
P
F
N
M
2 -
Figure 3
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
S
e h
f l
H
e
g i
t h
n i
h c
s e
(
O
e n
0 9
D
e
r g
e e
l E
o b
w
R
e
r a
S
e
u c
e r
l F
x e
S
5
2
₂ ⁄ ¹
4
1 (
3 3
) 4
TERMINATION HEIGHTS FOR VENTS ABOVE
FLAT OR SLOPED ROOFS
Horizontal Overhang
2 FT MIN.
Vent
Termination
Storm Collar
Flashing
Concentric Vent Pipe
Figure 4
Figure 54 on page 24
m
m
)
V
n e
- t
t S
a r
g i
t h
O
u
t t
e h
B
a
k c
e
u c
e r
e V
t n
S
e
u c
e r
l F
x e
1
₈ ⁄ ¹
4
1
₈ ⁄ ¹
1 (
4 0
) 5
1 (
4 0
) 5
2 FT MIN.
Vertical
Wall
Lowest
Discharge
Opening
H*
X
12
Roof Pitch is X/12
1 inch (25.4 mm) Minimum Clearance
to Combustibles
*H = MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
OF VENT
H
R
o
f o
P
t i
h c
f (
e e
) t
F
t a l
o t
/ 6
2 1
1
0 .
v O
r e
/ 6
2 1
o t
/ 7
2 1
. 1
5 2
v O
r e
/ 7
2 1
o t
/ 8
2 1
1
5 .
v O
r e
/ 8
2 1
o t
/ 9
2 1
2
0 .
v O
r e
/ 9
2 1
o t
1
/ 0
2 1
2
5 .
O
e v
1 r
/ 0
2 1
o t
1
/ 1
2 1
. 3
5 2
v O
r e
1
/ 1
2 1
o t
1
/ 2
2 1
4
0 .
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