Mineral woolHighly absorbent

Data source

PTB reference data

Physikalisch-Technische Bundesanstalt

Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994

Unfaced fiberglass board, bonded with thermosetting resin

IB150

PTB reference data

Original description

Unfaced fiberglass board, bonded with thermosetting resin

Material properties

Manufacturer: CertainTeed Corp.
Thickness: 1 inch, 1 1/2 inch, 2 1/2 inch
Wall distance: 0 mm, 25 mm

Measurement data

Sound absorption

ISO 354 – reverberation chamber· 4 variants

αw
0.87

Frequency values

αp per ISO 11654

f (Hz)1252505001k2k4k
αp0.550.850.950.950.950.95

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CompareValue
2 1/2 inch0.31 lb/ft²25 mmαw0.87
2 1/2 inch0.31 lb/ft²0αw0.83
1 1/2 inch0.19 lb/ft²0αw0.72
1 inch0.13 lb/ft²0αw0.69

Dimensions: 24 x 48 inches

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