noise control

Text Box:  BBC-EXT-N-2” Sound Curtains

The barrier-backed configuration offers the benefits of both sound absorption and noise barrier products in one on outdoor applications.  A cost saving non-reinforced 1-LB psf loaded vinyl barrier is bonded to a 2” thick exterior grade vinyl-coated-polyester faced quilted fiberglass absorber.  These economic modular sound curtains are typically constructed with grommets across the top and bottom and exterior grade Velcro seals along the vertical edges.

 

·         STC rating 32

·         NRC rating 0.85

·         Available facing colors on quilt: gray, tan or black

·         Barrier color: black

 

Applications:

Typically used as an economic Sound Curtain on temporary construction projects, offering a 3-5 year life span. The exterior grade VCP facing is specifically formulated for outdoor applications.  Composite products offer maximum noise reduction by both blocking and absorbing noise at job sites. Also available with a two-pound psf barrier or a one-inch thick quilted fiberglass absorber.

 

Product Data:

Description                              2” VCP faced quilted fiberglass bonded to a

                                                1 LB/SF non-reinforced loaded vinyl barrier

Nominal thickness                   2.00”

Temperature range                   -20° to +180° F

Standard panel width               54”

Weight                                     1.45 LB/SF

 

Acoustical Data:

Sound Transmission Loss:

 

OCTAVE BAND FREQUENCIES (Hz)

Product

125

250

500

1000

2000

4000

STC

BBC-EXT-N-2” 

13

20

29

40

50

55

32

ASTM E-90 & E 413

Sound Absorption Performance:

 

OCTAVE BAND FREQUENCIES (Hz)

Product

125

250

500

1000

2000

4000

NRC

BBC-EXT-N-2”

.07

.27

.96

1.13

1.08

.99

.85

ASTM C 423