Mark Parlee

I started out 38 years ago as a framing and siding contractor in Iowa and for the last 20 years, have worked as an exteriors contractor, doing complete exterior renovations and repairs. Over the years, the process of tearing off and replacing complete exteriors has revealed a multitude of poor details that have failed—experience that serves my consulting practice today.

While I still keep a crew busy with exterior work, a big chunk of my business these days is providing forensic inspections and expert witness testimony for litigation throughout the Midwest. Right now we're seeing a rash of failures with all types of cladding materials, but especially with EIFS (exterior insulation finish systems) and DEFS (...

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