Maximum noise reduction by combining sound absorber and noise barrier

Acoustical liners, jackets, wraps, and panels

Sound Absorbtion Rating to NRC-1.05

Available in curtain panels, bound or unbound rolls, custom fabrications or die-cut pieces

Transmission Loss Rating to STC-32

Flexible composites conform to any shape

Offered in two styles with a variety of combinations

Fire safe and low smoke emissions per ASTM E-84, Class 1

Sound Transmission Loss (dB) Octave Band Center Frequencies (Hz)

Product

Thickness (In. / Nom.)

Wt. Lb. / S.F.

125

250

500

1000

2000

4000

STC

BA-13-2”

2

1.5

13

20

29

40

50

55

32

BA-13”

1

1.3

11

16

24

30

35

35

27

BA-14-2”

2

1.5

13

20

29

40

50

55

32

BA-14

1

1.3

11

26

24

30

35

35

27

ABA-25

2

1.5

12

16

27

40

44

43

29

ABA-25-2B

2

2.5

19

22

28

40

56

61

33

ABA-31

2

1.5

12

16

23

33

38

39

27

Sound Absorbtion Data-Absorber Component Random Incident Sound Absorbtion

Products

Octave Band Center Frequencies (HZ)

NRC

125

250

500

1000

2000

4000

BA 1" thick

.12

.47

.85

.84

.64

.62

.70

BA 2" thick

.07

.27

.96

1.13

1.08

.99

.85

BA 4" thick

.21

.89

1.09

1.07

1.13

1.07

1.05

ABA 2" thick

.19

.99

.96

.80

.57

.33

.85

Barrier Component

Style

Weight Lb. / Sq. Ft.

Thickness (Inches)

Composite

B - 10 NR

Non-Reinforced

1

.107

ABA

B - 5 NR

Non-Reinforced

1/2

.042

ABA

B - 20 NR

Non-Reinforced

2

.225

ABA

B - 10 R

Reinforced

1

.090

BA

B - 5R

Reinforced

1/2

.050

BA