In House of Worship Acoustics, sound absorption products are a very important element. Because of the fact that these venues are quite large and reverberant, they need to have special attention paid to absorbing the reflection off hard surfaces to work with the public address system making good speech intelligibility as well as good music listening.

To increase speech intelligibility and perceived noise reduction making a more pleasant listening experience. Absorbing products are typically porous products that help knock down reverberation off hard surfaces. Theses products carry an NRC number that is comparative number telling what percentage of reflection is absorbed at certain frequencies. It is best to choose a product that has a good NRC at your offending frequency.