Introduction to Substrate and Subfloor Inspection (ISSI)

The Introduction to Substrate and Subfloor Inspection (ISSI) certification is an introductory, prerequisite certification to teach a basic understanding of substrates and subfloors related to finished floor coverings. This certification was developed for individuals engaged in inspecting, installing, creating, or interpreting specifications and other related professions. Emphasis is placed on teaching participants an overview of substrates and subfloors. 

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Check out the ISSI video!