These blocks are ground sound absorbers in rooms that needs a reduction in low frequency energy. Not only can this cube be utilized to deaden the sounds in the room solo, but it is even more effective sounded by bass trap absorbers.
All acoustical products meet ASTM E84 Class A and California 117 flame retardancy specifications. In simpler terms, this means that brief exposure to fire might cause the foam to flame, it would self-extinguish.
We do not encourage anyone to try fire retardancy tests due in any way, shape or form. Always make sure to check building codes to meet your area's regulation codes before installing any acoustic foam purchase from us.