The charcoal SoniCell Acoustical Panels ( 2' x 2' x 1") 8-Pack from Auralex are a cost-effective 1" acoustical treatment. Featuring highly absorptive properties, these are a useful means for improving speech intelligibility.
The panels are engineered to be lightweight and easy to handle. The charcoal color blends into many dark open architecture commercial ceilings.. The physical makeup of SoniCell panels are suited for harsh environments such as nightclubs, sound stages, restaurants, gymnasiums, commercial and industrial facilities, multi-purpose rooms, and more.
Class A Fire-rated acoustical absorption
Water, mold, and fungal resistant
Panels can be stacked to improve low frequency absorption