Here's the tubing and the HALO insulation

4 zones (each with a return line)

First of the cement going in

Messy work. The crew was very careful to not damage the heating hoses.

Wall # 1 UP

And #2

And the final wall

Parallel chord truss construction

15 feet to the peak

View from the inside

Two 7 foot triple pane windows on each side

Trenching the power lines

My contractor. Besides by buddies who helped with the wall raising, this guy is doing the construction all himself. Have an electrician and a plumber and an HRV guy.

More pics soon.