FIGURE 4D
W60A, W60L, W72A, W72L
Mounting Instructions
D
16"
16"
16"
16"
16"
2
"
6
8
"
5
8
9
7
"
1"
3"
Ty
p.
1
4"
4" Ty
p.
6
1 2
"
30"
E
16"
A
C
C
"
7
8
3
B
"
8
7
1
1 2
"
6
1
1/4
30
1/2
1/
4"
CL
EA
RA
NC
E O
N A
LL
SU
PPLIED
FOA
M
AI
R SEAL
A
Su
pp
ly O
pen
ing
SI
LI
CO
NE
CA
UL
KI
NG BE P
LA
CE
D BE
HI
ND
DUCT
FO
UR
SI
DES O
F S
UPPLY
FR
OM
CO
M
BU
ST
ABLE
1/4"
M
IN
.C
LEA
RA
NC
E
FR
OM
CO
M
BU
ST
IB
LE
M
AT
ER
IA
LS
REQ
UI
RE
D
DI
M
EN
SIO
NS
TO
M
AI
NT
AIN
OPE
NI
NG
CO
M
BU
ST
IB
LE
M
AT
ER
IA
LS
B
D
E
PA
NEL
AI
R
DUC
T IS
REQ
UI
RED
32
10 1/2
Righ
tS
ide
View
SU
PPLY AIR
RE
CO
MM
END
ED
1"
CL
EA
RA
NC
E
FR
OM
M
IS
-3
78
9
RAI
N
FL
AS
HI
NG
REQ
UI
RE
D
DI
M
EN
SIO
NS
TO
M
AI
NT
AIN
12
TOP.
M
AT
ER
IA
LS
5
1/2
W
ALL S
TRUC
TURE
2
6
1/4
29
29
3/4
IT
IS
RE
CO
MM
END
ED
TH
AT
A BEA
D OF
TH
E SI
DE
M
OUN
TI
NG
FL
AN
GES A
ND
UND
ER
W
ALL
C
W
all
Opening
and
Hole
Lo
ca
tion
View
NOT
ES:
TOP
FL
AS
HI
NG A
T
TI
M
E O
F I
NS
TALLA
TIO
N.
HEA
TE
R A
CC
ESS
RE
TURN
AIR
SEA
L
W
IT
H BEAD
OF
CA
UL
KI
NG A
LO
NG
EN
TI
RE LE
NG
TH
OF
TOP
Re
tu
rn
O
pen
ing
Manual 2100-678
Page
12 of 24
