I hear a thumping in the wall whenever the second floor bathroom shower, toilet, or sink are used (sound is similar to if you let the bottom of your fist fall against a sheetrock wall). It is 'almost' ...
How should I modify my wall such that I will not hear the electric devices noise from my neighbour? [duplicate]
Possible Duplicate: How do I soundproof my vaulted townhouse wall? My neighbor seem to have place a electric device (maybe aircon or a humidifier) on a wall that is shared between them and ...