Acoustic louver ALS

ALS30 and and ALS 50 acoustic  louver models provied acoustic solutions for situations where space and location do not allow installation of a full sized silencer.

The shutters are made of a "Z" shapemaze through which air flows passing through high capability adsorbent materials.

The shutters are primarily used for:

  • Air returns for air conditioning systems
  • Exists / entrances for machine rooms Dividing walls
  • 450mm deep
  • Height and width according to custom needs
  • Galvanized steel construction or painted according to demand
  • Anti birds netting and rain protection on request
  • Nonflammable materials

SOUND ATTENUATION (dB) Vs. FREQUENCY (HZ)

TYPE

4000

2000

1000

500

250

125

63

 

17

18

20

15

10

6

3

AL-50-S

24

26

25

18

14

8

4

AL-33-S