Full Description IAPMO ES1000-2020 provides a method for determining building code compliance for Spray-applied Polyurethane Foam (SPF) used for insulation, roofing, and sealant applications, associated materials and building assemblies incorporating SPF and associated materials. It is intended to serve as the basis for evaluation reports that are prepared to assist building officials in determining when materials and assemblies meet the prescriptive requirements or intent of the building code.