Foam & SoftWall · Ceiling

Acoustic Foam Panel Acoustic Properties \u2014 Absorption Coefficients (125Hz\u20134kHz)

Open-cell melamine or polyurethane foam panels, typically 25-50mm thick, used for mid-to-high frequency absorption in studios, broadcast rooms, and home offices. Lightweight and easy to install.

NRC
0.65
αw
0.55
Applications
Wall, Ceiling
NRC (Noise Reduction Coefficient)
NRC is the arithmetic average of sound absorption coefficients at 250, 500, 1000, and 2000 Hz, rounded to the nearest 0.05. Acoustic Foam Panel has an NRC of 0.65.
Reference: ASTM C423 / ISO 354:2003

Absorption Coefficients by Octave Band

Frequency (Hz)125250500100020004000
α (absorption)0.080.250.550.800.900.95
125 Hz
0.08
250 Hz
0.25
500 Hz
0.55
1000 Hz
0.80
2000 Hz
0.90
4000 Hz
0.95

RT60 Impact

Installing 20m² of 50mm acoustic foam in a 100m³ room reduces RT60 by approximately 0.30s at 500Hz

Manufacturers & Brands

AuralexPrimacoustic

Frequently Asked Questions

What is the NRC of Acoustic Foam Panel?

Acoustic Foam Panel has an NRC (Noise Reduction Coefficient) of 0.65, calculated as the arithmetic mean of absorption coefficients at 250, 500, 1000, and 2000 Hz per ASTM C423.

Where is Acoustic Foam Panel typically used?

Acoustic Foam Panel is typically used as a wall and ceiling treatment. Open-cell melamine or polyurethane foam panels, typically 25-50mm thick, used for mid-to-high frequency absorption in studios, broadcast rooms, and home offices.

How much does Acoustic Foam Panel reduce RT60?

Installing 20m² of 50mm acoustic foam in a 100m³ room reduces RT60 by approximately 0.30s at 500Hz

Use Acoustic Foam Panel in Your Room Simulation

Select acoustic foam panel and 5,600+ other materials in AcousPlan's free RT60 calculator. Instant compliance check included.

Open Free Calculator