Main floor framing underway - May 22, 2008

Once the lower level was framed, they quickly went to work on laying the main level sub-floor. Next, the framing of the main level continued following quickly by the roof trusses.
As the framing continued, the contractors put up styrofoam to construct the exterior walls. I must admit my surprise that the exterior walls are made up of simple styrofoam. Well, they say it's standard procedure and that the house will be "air tight". Let's see...