Homax 2418 is a decorative ceiling finish that can be painted over, providing a rugged, popcorn-like texture to your ceiling. It can be applied easily using a paint sprayer or texture roller and is formulated to hide minor cracks and imperfections. Homax Ceiling Texture can be used over drywall, plaster, primed wood or primed metal, concrete, masonry, or cement block. It has a coverage of up to 175 square feet per gallon and dries to the touch in 2 to 3 hours.