Which foundation would you choose if you had to build on the same exact footprint of your old house?  What if wetlands were located in the back of your property and “building green” was of the utmost importance to you?  Of course you would choose the foundation of choice, Superior Walls!  That is exactly what the team from This Old House has done. Energy-efficient Xi™ wall panels have been selected as the foundation for the next project on the Emmy Award-winning television series This Old House.  (more…)