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

What Is Mass Loaded Vinyl (MLV)? The Ultimate Guide To Soundproofing’s Secret Weapon

Structural wall diagram showing the placement of Mass Loaded Vinyl behind drywall.

If you have ever researched how to soundproof a wall, ceiling, or home theater, you have undoubtedly run into a heavy, black, rubber-like material known as Mass Loaded Vinyl (often abbreviated as MLV). Professional acousticians refer to MLV as soundproofing’s “secret weapon.” It is incredibly thin—typically only 1/8-inch thick—yet it can block as much sound … Read more

The 4 Principles Of Soundproofing: Decoupling, Damping, Mass, And Absorption Explained

Infographic illustrating the four physical principles of soundproofing: decoupling, damping, mass, and absorption.

If you search the internet for “how to soundproof a room,” you will find a dizzying array of bad advice. You will see people recommending egg cartons on the walls, hanging cheap moving blankets over windows, or taping lightweight foam triangles to the ceiling. Unfortunately, these DIY hacks fail because they ignore the fundamental laws … Read more

Understanding Flanking Noise: The Hidden Loophole Ruining Your Soundproofing

Structural diagram showing flanking noise pathways bypassing a soundproofed wall partition through floors and ceilings

You have spent hundreds of dollars on premium dense insulation, hung double layers of 5/8-inch drywall, and meticulously sealed every seam with acoustic caulk. You step inside, close the door, and expect absolute silence. Instead, you can still hear the distinct murmur of your neighbor’s television or the rumble of footsteps upstairs. How is this … Read more

The 5 Best Soundproof Curtains For Blocking Street Noise (2026)

Thick, heavyweight soundproof curtains drawn closed over a bedroom window to block out street noise.

If you live near a busy street, a highway, or in a densely packed apartment complex, your windows are the weakest link in your home’s acoustic defense. Glass is a terrible sound insulator, allowing sirens, engine rumbles, and neighborhood chatter to pass right through and bounce off your hard floors and walls. While standard blinds … Read more