 Test procedures and the formula for calculation of STC values are defined in ASTM Standards E90-02 and E413-87.New Construction, Remodel/Renovation 

Acoustiblok material is typically installed in partition walls and floor/ceiling assemblies when they are stripped to the studs.Acoustiblok is qualified for use in commercial and institutional construction by its UL Classification file, found under Fire Tests of Building Construction and Materials.