... Often, but not always, acoustical insulation is used in place of thermal insulation, and vice versa. Often also, both are used for the same purpose. But the thermal and acoustical properties of a material are different and often not related. Hence a good thermal insulator may or may...

... and acoustics, and resistance to air erosion and corrosion are discussed. spray applied fibrous material mineral fiber fire resistive insulative acoustical retrofitting fire resistive coatings Frank M. Stumpf^ Spray-Applied Fibrous Material Fire Resistive Coatings REFERENCE: Stumpf, F. M...