Acoustic plywood is a type of plywood that has a high degree of sound absorption performs emphatically in the acoustic enclosure. This type of plywood is best used for places that require the benefits of sound control. The perforations on the plywood are typically square, round, oblong, or channelled.  Thickness is also another important factor to consider when trying to gauge maximum absorption.

Uses:

Commercial Linings
Halls and Gyms
Churches and Auditoriums
Corporate Features
Public Buildings/Bars
Retail & Reception Areas