7
Fig.
5
—
Re
duce
d
Supply Duct
Ope
n
in
g — Ro
of Curb —
5
0
A2,A3,A6
,A7
060
Units
NO
TES:
1
.
Unle
s
s
ot
h
e
rwis
e s
p
ec
ifie
d
, a
ll d
ime
ns
io
ns
a
re
t
o
ou
ts
id
e
of
pa
rt
.
2
.
Roo
f
cu
rb
acce
ssory CRR
FCURB
00
9A0
0
is sh
ipp
e
d
di
sasse
mb
led
.
3
.
All
r
o
o
f
c
u
rb
pa
rt
s
are
t
o
be
14
ga
.
g
a
lv
a
n
iz
e
d s
tee
l.
4
.
Unit
s
wit
h
ele
c
tr
ic
he
a
t mu
s
t be
i
n
s
ta
lle
d wit
h
a
90
de
gr
ee
elb
o
w
on
th
e s
u
pp
ly
du
c
t pri
o
r t
o
a
n
y
s
u
pp
ly
t
a
k
e
of
fs
or b
ra
n
c
h
es
.
5
.
Dime
n
sio
n
s
in
[ ]
a
re
in mi
llime
ter
s.
All o
the
r di
men
s
io
ns a
re
in
in
che
s
.
