3
Conical exhaust vent nozzle for DN 75 to DN 80
Break off the stems (2x) for
installation un 3/LB and 3/LS
housings
2
6
0
m
m
32 mm
6
9
m
m
1
2
0
m
m
Grip 1:
bis 42 mm
Grip 2:
ab 57 mm
No grip possible bet-
ween 42 and 57 mm
2
5
,5
m
m
206 mm
Flap valve
Through-the-wall housing
Caution: Correct the flap valve position and seating if appropriate (see page 5)
Dimensional drawings:
Possible installation positioning for duct mounting