Then we get into the NRC rating. That rating is focused on absorption, so I see it typically within the context of acoustic Regulate instead of sound attenuation/blocking. It truly is, certainly, typical to make use of mineral wool batts to make affordable acoustic Manage panels. About fifty% costlier than https://rockwoolinsulation59258.csublogs.com/42477367/a-simple-key-for-rubber-insulation-unveiled