A universal urban problem and solutions…

Unfortunately, apartment noise is not relegated to the one percent. Sirens, rooftop fans, construction and upstairs neighbors who clomp about like a team of clog-dancing Clydesdales are common conditions of city living. There are no reliable figures, but anecdotally the noise-control industry has been growing along with the demand for, and number of, noise control materials — from recycled rubber padding to insulation made of shredded bluejeans.

Real More At: Soundproofing for New York Noise – The New York Times