€¢ Water-base primer-sealer €¢ Interior and exterior use €¢ Sticks to all surfaces without sanding €¢ Seals stains; graffiti and tannin bleed €¢ Mould and mildew resistant film €¢ Rust inhibitive great for new metal €¢ Fast 1 hour dry time >> There€™s a reason Zinsser® Bulls Eye 1-2-3® water-base primer is our most popular primer. This premium; whole-house primer-sealer provides outstanding performance indoors and out; with low odor; great flow and leveling and a flexible; acrylic formula."