Outsulation X is a high-performance cladding system that yields a 39 percent greater energy efficiency and 36 percent better impact resistance (compared with similar EPS-based systems with similar weight reinforcing mesh), and incorporates 2-inches of Dow XNERGY rigid insulation.
Probably one of the most extensively tested exterior claddings is Exterior Insulation and Finish System or EIFS. (An acronym pronounced “eefs,” please don’t call it EFUS.)
The ways of defeating water have changed over the years but the core concepts that have always worked are still being used... along with a few new steps.