Acoustic Mineral Wool Vs. Fiberglass: Which Is Best For Wall Insulation?

Visual comparison of mineral wool and fiberglass insulation installed inside wood studs.

If you are opening up your walls to soundproof a home theater, bedroom, or home office, you face a critical decision. You must choose the right material to fill those empty cavities. You cannot leave them empty. Empty wall cavities act like physical drum chambers, amplifying sound as it bounces off the rigid drywall sheets. … Read more