Professional use only. Froth-Pak Foam Insulation is a two-component, quick-cure polyurethane foam that fills cavities, cracks and expansion joints for insulation and air sealing. Froth-Pak Insulation has an R-Value of 12.2 when sprayed at 2 thickness. Froth-Pak Foam Insulation can be used in a wide range of industrial, commercial, institutional and residential applications in the United States. Froth-Pak Foam Insulation can be left exposed in non-fire-resistant-rated roof/wall junctures per National Fire Protection Association testing. Check Local building codes. Review all instructions and (Material) Safety Data Sheet before use. Always wear appropriate PPE.