1
vote
1answer
200 views

How can I soundproof a grille in a wall?

I have a niche as a wardrobe in my bedroom. The niche is built upon the stairs and has a wooden grille on the wall facing their side (think of it as a window-shutter, I guess it was made to give the ...
5
votes
1answer
3k views

What is a reasonable expectation of decibel reduction when sound proofing?

Background I'm currently renting an apartment in a very old building and have a lot of trouble sleeping because of the noise. My apartment is underneath the main entry way; and people come in and ...