3.8 Minimum and maximum distances
Vertical air flow
X/2
X
Z
R
H
R
Unit type
GV-3/30 GV-5/50
Unit clearance X
min.
m
6.0
8.5
max.
m
7.5
10.5
Mounting height H
min.
m
2.0
2.4
max.
m
4.4
5.5
Distance from ceiling Z
min.
m
0.5
0.5
Table D9: TopVent
®
GV minimum and maximum distances for vertical air flow (ceiling mounting)
Horizontal air flow
X/2
X
H
R
R
W
Y
Unit type
GV-3/30
GV-5/50
Unit clearance X
min.
m
8.0
10.0
max.
m
12.0
14.0
Mounting height H
min.
m
1.7
1.7
max.
m
3.0
3.5
Distance from wall W
1)
min.
mm
400…640
420…560
Reach Y
max.
m
23.0
28.8
1) The effective distance from wall depends on the method of flue gas evacuation chosen.
Table D10: TopVent
®
GV minimum and maximum distances for horizontal air flow (wall mounting)
■
1
Allow sufficient free space to open
inspection door.
■
1
Allow sufficient free space to open
inspection door.
38
TopVent
®
GV
Technical data
