Comfortboard 80 is rigid stone wool board with a density of 8 pounds per cubic foot and is a great option for acoustic projects that require a rigid material. It’s also used in some bass trap designs.
For smaller quantities, try Rockwool Comfortboard 80 Single Pieces.
For more detailed information, see Selecting the Right Acoustic Material for a comparison of these materials.
This is one of our Teen uCreate volunteers tuning her ukulele in The Studio, our audio/visual recording space made possible by a grant from the Stratford Rotary Club. - Geri, Connecticut More reviews and photos...