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This professional-grade primer and sealer combines stain-blocking technology in a convenient spray format, delivering 13 ounces of coverage per can. Engineered to prevent tannin bleed-through and water stains on wood surfaces, it creates an ideal foundation for topcoat application. The aerosol delivery system ensures even, controlled application without brush marks or drips. Perfect for pre-treating problem areas before staining or finishing, this formula dries quickly and bonds securely to wood substrates. Essential for flooring professionals and serious DIY enthusiasts seeking reliable stain prevention and superior paint adhesion.