An interior/exterior eco-friendly primer that will stick to all surfaces, including chalky siding and hardboard. Seals out stains, graffiti, and tannin bleed. The water-based formula is low odor, fast drying, and can be recoated in just 1 hour. It flows and levels beautifully to create a smooth flat mildew-resistant finish. Clean up with soap and water. This product is packaged in a can made from 100% recycled plastic, and both the container and label are 100% recyclable.