27
Reference diagram for snow-proof vents – 1
Space requirements for setting – (1)
GRFMI306/406/506R5I
O
u
tdoor
un
it
M
N
GRFMI
3
06/406/506R5I
1000 1000
O
u
tdoor
un
it
GRFMI
3
06/406/506R5I
H
I
J
500
3
00
1000
Mi
n
. I
Mi
n
. I
Mi
n
. M
Mi
n
. N
Mi
n
. H
Mi
n
. J
(1)
S
i
ng
le-
un
it i
ns
tallatio
n
(2) M
u
ltiple-
un
it i
ns
tallatio
n
(2 or more
un
it
s
)
Top i
s
ope
n
:
Top i
s
blocked by a
n
ob
s
tacle:
[O
bs
tacle to the front of unit]
O
u
tdoor
un
it
GRFMI
3
06/406/506R5I
A
B
D
C
E
F
G
150
150
O
u
tdoor
un
it
K
L
GRFMI
3
06/406/506R5I
500
150
200
3
00
3
00
150
200
Mi
n
. C
Mi
n
. E
Mi
n
. F
Mi
n
. E
Mi
n
. E
Mi
n
. L
Mi
n
. B
Mi
n
. A
Mi
n
. D
Mi
n
. K
Mi
n
. G
[O
bs
tacle to the rear of unit]
(1)
S
i
ng
le-
un
it i
ns
tallatio
n
(
3
) M
u
ltiple-
un
it i
ns
tallatio
n
(2 or more
un
it
s
)
Top i
s
ope
n
:
Note:
I
n
ca
s
e
s
2 a
n
d
3
the hei
g
ht of the ob
s
tacle
m
us
t be
n
o taller tha
n
the hei
g
ht of the o
u
tdoor
un
it.
Top i
s
blocked by a
n
ob
s
tacle:
(2) Ob
s
tacle
s
o
n
both
s
ide
s
Unit: mm
06-062 Mini ECO-i II for Technibel 2/8/06 4:32 PM Page 27