Zinsser B-I-N White Shellac-Base Primer Spray, 13 oz. is a high-quality primer designed to provide excellent adhesion and stain blocking for a variety of surfaces. This shellac-based formula dries quickly and seals surfaces to prepare them for painting, ensuring a smooth and durable finish. I for use on wood, metal, plaster, drywall, and more, it effectively blocks odors, water stains, and smoke damage. The convenient spray application allows for easy and even coverage, making your painting projects faster and more efficient. Whether you are renovating or doing touch-ups, this primer delivers professional results with minimal effort.