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(See
Figures 11, 12 and
M
t e
l a
F
u l
e
C
o
l l
r a
4
x
" 6
4
x
" 8
– Permitted Minimum and Maximum Vent Heights By Size and Heater Model
Table 10.
M
o
d
l e
V
e
t n
S
z i
e
H
e
g i
t h
i m
6
. n i
6
t f
( .
. 1
) 8
1 /
7
. n i
6
t f
( .
. 1
) 8
1 /
8
. n i
6
t f
( .
. 1
) 8
1 /
9
a
n
d
1
0
. n i
6
t f
( .
. 1
) 8
5 /
M
o
d
l e
V
e
t n
S
z i
e
H
e
g i
t h
m
6
. n i
6
t f
( .
. 1
) 8
1 /
7
. n i
6
t f
( .
. 1
) 8
8
. n i
N
t o
9
. n i
N
t o
1
0
. n i
N
t o
Rev. H 9-5-12
- NEGATIVE PRESSURE
13)
P
a
t r
N
. o
7
7
7
0
- 7
0 0
7
6
7
7
7
0
- 7
0 0
7
7
T
y
p
e
"
B
"
D
o
u
l b
- e
W
a
l l
V
e
t n
1
7
5
M
o
d
l e
2
0
/ . n
m
a
. x
H
e
g i
t h
m
n i
/ .
0
0
. t f
3 (
. 0
) 5
6
t f
( .
. 1
) 8
1 /
0
0
. t f
0
0
. t f
3 (
. 0
) 5
6
t f
( .
. 1
) 8
1 /
0
0
. t f
0
0
. t f
3 (
. 0
) 5
6
t f
( .
. 1
) 8
1 /
0
0
. t f
0
. t f
1 (
. 5
) 3
6
t f
( .
. 1
) 8
5 /
0
. t f
T
y
p
e
"
B
"
D
o
u
l b
- e
W
a
l l
1
7
5
M
o
d
l e
2
0
n i
/ .
m
a
. x
H
e
g i
t h
m
n i
/ .
5
t f
( .
. 4
) 6
6
t f
( .
. 1
) 8
1 /
5
t f
8 /
t f
( .
. 2
) 4
6
t f
( .
. 1
) 8
8 /
t f
R
e
. c
N
t o
R
e
. c
R
e
. c
N
t o
R
e
. c
R
e
. c
N
t o
R
e
. c
i w
h t
T
y
p
e
"
B
"
D
o
u
l b
- e
W
a
l l
C
0
M
o
d
l e
2
5
0
m
a
. x
H
e
g i
t h
m
n i
/ .
m
a
3 (
. 0
) 5
1
8
t f
( .
. 5
) 5
1 /
0
0
. t f
3 (
3 (
. 0
) 5
8
t f
( .
. 2
) 4
1 /
0
0
. t f
3 (
3 (
. 0
) 5
6
t f
( .
. 1
) 8
1 /
0
0
. t f
3 (
1 (
. 5
) 3
6
. t f
. 1 (
) 8
5 /
0
. t f
1 (
. 5
V
e
t n
i w
h t
S
n i
l g
- e
W
a
l l
C
o
n
n
e
0
M
o
d
l e
2
5
0
m
a
. x
H
e
g i
t h
m
n i
/ .
m
a
( .
. 4
) 6
6
t f
( .
. 1
) 8
1 /
5
t f
( .
. 4
( .
. 2
) 4
6
t f
( .
. 1
) 8
8 /
t f
( .
. 2
N
t o
R
e
. c
N
t o
R
e
. c
N
t o
R
e
. c
MASTERTEMP
®
N OT E *: Vent must be at least eight (8) feet away from
nearest vertical surface. Vents extending five (5) feet or
more above the roof must be braced orguyed.
Consult yourlocal code officialsfor detailed information.
Ven t Bo dy
Cle an a nd RTV
Th is Surface
C omb ustion
C ha mber
Flu e Co lla r
o
n
n
e
t c
r o
n i
F
e
e
( t
M
t e
r e
) s
M
o
d
l e
3
0
0
. x
H
e
g i
t h
m
i
/ . n
m
a
. x
. 0
) 5
3
0
t f
( .
) 9
1 /
0
0
. t f
3 (
. 0
) 5
. 0
) 5
1
0
t f
( .
) 3
1 /
0
0
. t f
3 (
. 0
) 5
. 0
) 5
6
t f
( .
. 1
) 8
1 /
0
0
. t f
3 (
. 0
) 5
) 3
6
t f
( .
. 1
) 8
1 /
0
0
. t f
3 (
. 0
) 5
t c
r o
n i
F
e
e
( t
M
t e
r e
) s
M
o
d
l e
3
0
0
. x
H
e
g i
t h
i m
/ . n
m
a
. x
) 6
N
t o
R
e
. c
) 4
1
0
t f
( .
) 3
2 /
0
t f
( .
) 6
6
t f
( .
. 1
) 8
2 /
0
t f
( .
) 6
N
t o
R
e
. c
N
t o
R
e
. c
Pool and Spa Heater Installation and User's Guide
Cl ean th e In terio r Surface
4 " x 8 " Metal
Flu e Co lla r
Ve nt P ipe
Figure 11.
M
o
d
l e
4
0
0
H
e
g i
t h
m
n i
/ .
m
a
. x
N
t o
R
e
. c
1
5
. t f
. 4 (
) 6
1 /
0
0
. t f
3 (
. 0
) 5
8
t f
( .
. 2
) 4
1 /
0
0
. t f
3 (
. 0
) 5
6
t f
( .
. 1
) 8
1 /
0
0
. t f
3 (
. 0
) 5
M
o
d
l e
4
0
0
H
e
g i
t h
m
n i
/ .
m
a
. x
N
t o
R
e
. c
1
5
. t f
. 4 (
) 6
5 /
0
. t f
1 (
. 5
) 3
8
. t f
. 2 (
) 4
2 /
0
t f
( .
) 6
6
. t f
. 1 (
) 8
6 /
t f
( .
. 1
) 8
N
t o
R
e
. c
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