On Wed, 07 May 2014 13:27:29 -0700, Jim Thompson
wrote:

This new, very well-insulated, foil-backed, house has one drawback...
the garage door opener range with the garage door closed is only about
20'

Any ideas on how I could extend that range?

...Jim Thompson

The Sears brand have kits,
http://www.sears.com/search=garage%20door%20remote%20antenna%20extender %20kit?levels=Tools&autoRedirect=true

I see a pattern developing....

Cheers