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RAC-I • Acoustic curbs

  • Sound attenuating roof socket
  • For ARF-S, KRFI-S and TKS

Acoustic roof curb for ARU-S, ARU-S EC, ARFV-S, ARFV-S EC, KRFI-SN, KRFI-SN EC and RFIS-EC

Application

  • For direct placement on flat roof
  • RAC-I for pitched roofs (3 ° - 24 °, in 3° increments) possible on request

Composition

  • The RAC-I is made of aluminium with 30 mm insulation.
  • The non-return valve RAS can be mounted in the RAC-I

Sound attenuation

 

dB(A)

125 Hz

250 Hz

500 Hz

1k Hz

2k Hz

4k Hz

8k Hz

RAC-I 190-250

1

3

13

17

13

16

14

RAC-I 280-315

1

2

6

14

18

17

14

RAC-I 355-400

2

3

7

18

16

11

10

RAC-I 450-500

2

3

6

18

14

9

9

RAC-I 560-630

0

1

5

10

8

6

5

RAC-I 710

1

8.6

14

22.6

22

16.2

14.7

Dimensions

 

A [mm]

B [mm]

C [mm]

D [mm]

E [mm]

[kg]

RAC-I 190-250

4573002456004106,3

RAC-I 280-315

5573963306003818,3

RAC-I 355-400

757555450601312

12,1

RAC-I 450-500

815614535601323

14,1

RAC-I 560-630

1097

896

750

601

314

21,3

RAC-I 710

1186

985

840

1166

827

53,2
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