Dow 11073754 Great Stuff Pro Pestblock Insulating Foam Sealant, 20 OzPestblock Insulating Foam Sealant blocks insects and pests from entering the home by sealing gaps, cracks, and holes where they commonly enter. It expands to fill, seal, and insulate gaps up to 1" (25 mm), forming a long lasting, airtight, and water resistant barrier. Highlights: Size: 20 Oz Color: Gray Caulk cealant material: Polyurethane Foam VOC level: Zero VOC Curing time: 8 hours Paintable Use fir idoor and outdoor Pestblock Insulating foam