IICRC Introduction to Substrate Subfloor Inspection (ISSI) Courses

This IICRC Introduction to Substrate and Subfloor Inspection (ISSI) course is an introductory, prerequisite course created to teach a basic understanding of substrates and sub-floors as they relate to finish floor coverings. This course was developed for individuals engaged in inspecting, installing, creating and/or interpreting specifications, and for other related professions. Emphasis is placed on teaching participants an overview of substrates and sub-floors.