Zinsser Dryfall Black Waterbourne Coating, 5 Gallon is a high-hiding interior flat acrylic coating designed for commercial and industrial buildings. This waterborne dry fall coating provides a uniform finish on various industrial construction materials while minimizing overspray, which quickly dries to a dust-like finish for easy cleanup. It can be used as a finish coat or primer before applying oil or water-based topcoats. Suitable for bare or painted interior surfaces including drywall, wood, cured plaster, concrete, masonry, stucco, aluminum, vinyl, galvanized steel, and PVC, this coating covers up to 1500 square feet depending on application and surface porosity. Its flat black finish ensures excellent hiding power, and its durability is enhanced by excellent adhesion and flash rust resistance, making it i for use on VAC ductwork and pipes. The versatile formula allows quick project completion, drying to the touch in 30 minutes and ready for recoating in 1 hour. No thinning is required, and it is applied with airless spray equipment following manufacturer instructions. The low-VOC formula minimizes odors, making it suitable for indoor use, and cleanup is simple with soap and water. Model Number: