AIRTIGHT COVERAGE FOR MULTIPLE SURFACES: This diy spray foam insulation kit fills cracks, gaps, and wall junctures. Ideal for rim joists, crawl spaces, roof rafters, and around ducts to seal against air and moisture intrusion. HIGH-YIELD FOAM EXPANSION: Each closed cell spray foam insulation kit covers up to 600 Sq ft. at 1 Inch thickness. Spray foam insulation closed cell formula expands quickly and hardens to form a firm thermal barrier. THERMAL RESISTANCE R-VALUE R-7 PER INCH: Use this spray insulation kit on basements, concrete walls, roof decks, subfloors, or exposed foundations to have nsulation spray foam with lasting thermal performance. TEMPERATURE-SENSITIVE APPLICATION: Ensure the product is stored and used in the 75°F–85°F range for at least 24 hours before use. Temperature affects yield and application quality across all diy spray foam kits and closed cell foam spray systems. EASY DIY SPRAY FOAM FOR HOME PROJECTS: This foam spray insulation kit offers wide spray foam coverage for attic spaces, wall cavities, and crawl areas. Ideal for spray insulation foam in a can alternative or small renovation jobs.