Innovative latex polymer foam technology. Fills, seals, and insulates cracks, gaps, and voids around windows, doors, pipes, vents, outlets, foundations, and crawl spaces. Keeps heat in and drafts, moisture, and pests out. Easy-to-use latex foam won’t over-expand and cleans up with water. Non-clogging applicator. No solvent odors and no messy clean up. Indoor/outdoor use. UL approved. 71060 (12 oz.) FOAM INSULATION Expands 2 times, R5 value per 1" thickness. Excellent seal & insulate windows, fit/mount doors & windows, insulates pipes/fill cavities.