Soundproof Windows

Has anyone installed “soundproof” windows? For example:

http://soundproofsecuritywindows.com/sound-proof

– or -

http://www.citiquiet.com/?gclid=CJnn75Hcl44CFRqWGgod0A32Zg

If so, how well do they work? Do they look OK?

thanks

By HaHaYourDadsNotHandy | 08/28/2007 3:53 AM