ROCKWOOL 80 stone wool insulation products have a propensity for high acoustical performance. There are two physical characteristics that support this result. One is the multi-directional fiber orientation. The other is a factor of their density.
The ROCKWOOL Mineral-wool ® family of products is available in various densities to support different applications.
Acoustical Performance for ROCKWOOL 80 - 8lb Per Cu Ft. - 2" Thickness