Great Stuff 99054816 Multipurpose Black Insulating Foam Sealant, Polyurethane, 12 Oz Rust Inhibitive Use to install a circular

Use to install a circular fixture box for ceiling fans

Decorative design is weatherproof for outdoor use

With Adjustable Shelf

Water-based formula

Body construction: Cast iron

Great Stuff 99054816 Multipurpose Black Insulating Foam Sealant, Polyurethane, 12 Oz Rust Inhibitive Use to install a circularHighlights: Container Size: 12 Oz Caulk Sealant Material: Polyurethane Color: Black For indoor, outdoor, marine and automotive use Curing Time: 1 hour Repair of masonry walls, sidewalks, and porches Adheres well to rock, wood, metal, masonry, glass, stone and most plastics Dark color blends into enviroments Fills, seals and insulates gaps up to 3 4" Packaging Type: Aerosol Can