Acoustic Blade Louvre ALD600

Heights

NUMBER OF
INTERMEDIATE BLADES

STANDARD LOUVRE
HEIGHT (mm)

2 1175
3 1510
4 1850
5 2185
6 2525
7 2860

Acoustic performance

FREQUENCY
(HZ)

63

125

250

500

1000

2000

4000

NOISE
REDUCTION (dB)

12.58

24

25

31.5

36.5

39

35