Noise Curtains

by dB Engineering

Portable Acoustical Enclosures & Screens

Portable Acoustical Enclosures & Screens

dB Engineering acoustical enclosures and screens are freestanding portable units which can be supplied with any one of Sound Seal's quilted fiberglass or absorber/barrier composite panels.

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Portable Acoustical Enclosures & Screens

The acoustic screens feature panels which are attached to a heavy duty square steel tube framework by quick-connect nylon ties.

They may be used individually or joined at the edges to form a variety of configurations to meet your needs. The standard size is 4 feet wide by 8 feet high. Rollaway casters are optional. Custom sizes are available as well as custom fabric facings.

Portable Acoustical Enclosures can be custom designed for any application.  They feature a rugged frame, heavy duty casters and are available with roof tops.

Portable Acoustical Enclosures & Screens

Acoustical Data:
Model No. Sound Transmission Loss (dB) 1/3 Octave Band Center Frequencies (Hz)
125 250 500 1000 2000 4000 STC
QFA-10 6 11 15 20 25 32 19
BBC-13 11 16 24 30 39 43 27
BBC-13-2" 13 20 29 40 50 40 32
BSC-25 12 16 27 40 44 47 29
Per ASTM-E-90

Applications

Table showing how the human ear perceives noise reduction.

Decibel Reduction Reduction Experienced by Ear
2 15%
4 23%
6 38%
8 48%
10 56%
12 63%
14 68%
16 75%
18 77%
20 81%