Interesting debate

This is a link to a debate on which insulation is better (extruded polystyrene or polyurethane) on the HVAC-Talk forums. Several of the posts mention U.S. Cooler.

Related posts:

1. Cooler Insulation- Extruded Polystyrene Vs. Polyurethane
2. A Matter of Insulation: Acquisition vs. Lifetime Savings
3. New Hybrid Panels