Perforated Aluminum Acoustic Panels, Two Sizes for Choosing

These acoustical treatment panels absorb sound and reduce reverberation, featuring a perforated aluminum outer layer and a polyester fiber core. They come in small and large sizes, with different coverage areas.

• The description claims that the panels can greatly reduce room reverberation and echoes to improve speech clarity.
• The description claims a Noise Reduction Coefficient (NRC) of 0.9.