Astra-Glaze SW=
Trenwyth_Industries
Features / Benefits  •  Types of Acousta-Wal Units  •  Finishes  •  Recycled Content  •  Applications
Noise Reduction Coefficients  •  Sound Absorption Coefficients  •  Free Acoustical Analysis

Acousta-Wal is available in a wide variety of finishes. Acousta-Wal offers colors, shapes and sizes you won’t find anywhere else.


click to download an
Acousta-Wal Brochure
Noise Reduction Coefficients
Size
Type
Surface
Frequency – Hertz
NRC
125
250
500
1000
2000
4000
4"
I
Painted
.18
.82
.40
.35
.43
.36
.50
6"
I
Painted
.63
.80
.41
.40
.31
.51
.50
8"
IRF
Painted
.18
.82
.40
.35
.43
.36
.50
10"
IRF
Painted
.18
.82
.40
.35
.43
.36
.50
12"
IRF
Painted
.63
.80
.41
.40
.31
.51
.50
4"
IV
Painted
.21
.78
.97
.80
.68
.73
.80
6"
IV
Painted
.31
1.23
.71
.71
.65
.68
.85
8"
IVRF
Painted
.21
.78
.97
.80
.68
.73
.80
10"
IVRF
Painted
.21
.78
.97
.80
.68
.73
.80
12"
IVRF
Painted
.31
1.23
.71
.71
.65
.68
.85
Glazed Masonry Untis

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