🛠️ Elevate Your DIY Game with Mold-Free Confidence! Dries to the touch in just 5 minutes! Covers 8-10 sq. ft. effortlessly. Low odor formula for a pleasant application. Say goodbye to mold and mildew with ease! Perfect for masonry, metal, and more! Versatile Use Mold Blocking Quick Dry The Rust-Oleum Zinsser 287512 Molding Blocking Spray Primer is a powerful, EPA-registered solution designed to block mold, mildew, and odor-causing bacteria. This 13 oz, low-odor, water-based primer dries quickly and provides seamless coverage for various surfaces, making it an essential tool for any indoor project.