Well known flooring and concrete moisture expert George Donnelly presents this seminar on two DVDs covering moisture related floor covering system distress, concrete slab system elements affecting moisture and floor systems, concrete dryness testing and evaluation, remediation of problematic slabs, and design elements to prevent future failure. The entire recording runs 2 hours and 40 minutes, but is conveniently broken into chapters allowing viewers to start and stop as time permits. Now at a special discount price of $29.95, learn more or order by clicking here.