Zinsser® Covers Up™ Ceiling Paint & Primer In One is a low-odor, all-in-one solution for ceiling touch-ups and stain blocking. The unique vertical spray design allows for effortless overhead application, while the fast-drying formula seals water stains and delivers a flat white finish that blends seamlessly with most acoustic ceiling tiles. Ideal for use on ceiling tiles, drywall, plaster, wood, metal, and more, it’s the perfect choice for both maintenance and repair.