FROTH-PAK Foam Sealant is a two-component quick-cure polyurethane foam that fills cavities penetrations and cracks. FROTH-PAK Foam Sealant is a chemically cured foam significantly reducing curing time. It dispenses expands and becomes tack-free in seconds. The product will skin over in 30-40 seconds and will cure in minutes.Features. FROTH-PAK Foam Sealant can be used in interior or exterior commercial residential agricultural industrial and institutional settings.. If used in an exterior setting a coating must be applied for ultraviolet UV protection.. Typical commercial applications include spray polyurethane foam roof repair and sealing roof perimeters and parapet walls.. Yield - 12 board ft. 1 cu ft.Kit Includes. ISO A can.. Polyol B can.. thumb controlled spray dispenser with hoses.. shoulder strap assembly.. two cone white spray nozzles.