New Spring-Loaded Screw Turns Drywall Into Sound-Absorbing Panels

The smooth featureless walls around your home are easy to paint and great for hanging artwork, but they’re also very effective at transmitting soundwaves from room to room—a less desired feature. Adding soundproofing is one solution, but a cheaper and easier way is to install drywall using these clever spring-loaded,…

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via Gizmodo

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