Are mirrors good for soundproofing?

You’ve probably heard that mirrors can be helpful in soundproofing your home, but do they really work? Are they just a cheap way to deal with sound problems or are they something you should really invest in if you want to make a room truly soundproof? 

If you are searching for how to soundproof your home, it’s important to know that not all materials are effective at doing so—and some may actually make the situation worse. 

Here we’ll talk about using mirrors as soundproofing, whether or not they actually work, and what you should use in their place instead. 

Mirrors are not good for soundproofing, they act as reflectors for both sound and light. Being expensive, mirrors would put a hole in your pocket and make your room’s acoustics even worse.

How much sound does glass reduce?

The first thing to know about soundproofing with glass is that the thickness of the glass makes a big difference in how much sound it can reduce. The thicker the glass, the better. 

Photo by Alex Lopez on Unsplash

With thick enough glass, you can make a room as silent as an anechoic chamber. This is because thick enough layers of insulation will block out all noise from entering or exiting the space and will also prevent any reflections from bouncing back and forth between surfaces. 

With no reflective surfaces, there are no points where sound can bounce around to create echoes.

Can mirrors absorb sound?

Mirrors usually reflect sound, so we can say that they are not great sound absorbers. But, not all the sound is reflected some of it is converted into heat and lost.

Mirrors can be used to create a sound barrier

They can also be used as a sound barrier. If you have a noisy neighbor and can’t move, try hanging an old mirror on the wall to reflect their noise away from your bedroom. You’ll get more sleep and they won’t be able to bother you as much. 

Mirrors can help with noise cancellation

Mirrors can be an effective way to reduce noise, but they’re not always the best choice. The effectiveness of a mirror in reducing noise depends on the size and shape of the mirror, as well as what it’s placed against. 

A mirror will work better if it is placed against a wall or other surface that absorbs sound waves. In contrast, a mirror opposite a window will only reflect more noise into the room.

Mirrors work best when they are angled at 45 degrees so that listeners see themselves reflected in them instead of directly in front of them. Placing two mirrors at this angle will create a noise-canceling effect and cut down on surrounding noise by up to 50%.

Mirrors reflect sound

Many people have heard that mirrors can be used as a way to reflect and bounce sound waves. This is because of their shiny surface and the way that light waves are reflected off the glass. 

However, this does not work when the sound is coming from in front of the mirror; it only works if the sound is coming from behind or at an angle. If someone were to try and use a mirror to bounce or reflect sounds coming from in front of it, they would just hear a louder echo rather than any changes in volume.