Froth-Pak™ Foam Sealant is a complete and portable two-component, quick-cure polyurethane foam for gaps greater than 2 inches wide. It can be used in both interior and exterior commercial, residential, agricultural, industrial and institutional settings in a number of applications including roof and wall junctions; wall and attic penetrations; electrical, mechanical and plumbing penetrations; as well as cracks or crevices in the building envelope.