The set of model building codes promulgated by the International Code Council (ICC, see also). The I-Codes include the International Residential Code (IRC), the International Building Code (IBC), the International Energy Conservation Code (IECC), the International Mechanical Code, and others.

SPFA believes that the path to a healthful, safe, high-quality and performing SPF installation travels through the hands of a knowledgeable, trained, experienced, and ideally PCP-certified professional contractor.