On Dec 29, 1:43*pm, Boater wrote:
wrote:

I'd like to build a house, I have some ideas that I'd like to see
built into one. *Soundproofing certain rooms / walls is one thing.
2x6 top and bottom plates with staggered 2x4 studs. *That way the two
sides of the wall aren't coupled with a common 2x4 stud, but are free-
standing with an air gap between them. *Add insulation (even if it's
an interior wall) and you have a "soundproof" wall.

Uh, no...you don't. Sound will transmit over the common top and floor
plates.

Wow, you're an idiot! Sound will transmit through AIR too, are you
going to void that from your house too, dummy? The method described
above is a very good way to lessen transmitted sound and has been used
in just about every decent hotel, hospital, etc.