Zinsser Cover Stain Primer Sealer Paint – Multi-Surface Interior & Exterior

Zinsser Cover Stain is a professional solvent-based primer, sealer and stain blocker designed for both interior and exterior decorating projects. It creates a strong base coat that improves paint adhesion and helps achieve a smooth and long-lasting finish. 

This high-performance primer can be applied to a wide range of surfaces including wood, plaster, masonry, trim, doors, cabinets and previously painted areas. It is particularly effective for covering difficult stains such as water marks, smoke damage or nicotine stains before applying the final coat of paint. 

The formula dries quickly and allows recoating in approximately two hours, helping decorators complete projects more efficiently. It can be applied using a brush, roller or sprayer and provides excellent adhesion even on glossy surfaces. 

Key features:

• Professional primer, sealer and stain blocker

• Suitable for interior and exterior use

• Covers water, smoke and nicotine stains

• Quick-drying formula (recoat approx. 2 hours)

• Works on wood, plaster, masonry and painted surfaces

• Improves adhesion for finishing coats