Toggle navigation
Metric
en
English
You are in:
Start
Fire protection
Rectangular fire dampers
FOK-EIS-180
FOK-EIS-180
Show all
Rectangular fire dampers
Circular fire dampers
Expanding transfer grilles
All
FOK-EIS-120
FOK-EIS-180
FBK-EIS-120
FOK-EIS-180
Length
200
300
400
500
600
700
800
900
1000
1100
1200
1300
1400
1500
Height
200
300
400
500
600
700
800
×
Ceiling plates
Results
Recommended velocities between: Vmin =3 m/s Vmax =7 m/s
Installation Data
Q:
m3/h
l/s
Select with the recommended velocity
Coanda effect
Aerodynamic data
Afree (m2)
Ak (m2)
vf (m/s)
vk (m/s)
Dpt (pa)
Sound power level in dB (A) without regulator
Lw(dB(A)) >
Lw(dB(A)) <
Lw=Sound power level in dB (A). Note: Sound value without 10dB room attenuation
f(Hz)
63
125
250
500
1000
2000
4000
8000
global
Lw(dB(A))
×
Selection
×
Message