Really? That's interesting. Granted, copper is expensive but I wonder how practical it would be to install a copper or aluminum mesh in a housing structure? Definitely gonna keep this in mind if I'm ever able to build my own home.
This has some interesting stuff....makes it sound easy if you have a metal file cabinet....
http://www.aussurvivalist.com/nuclear/empprotection.htm
I only need a Faraday cage built around my Kindle.