Unleash the power of Durock Primer Sealer, the high-quality solution for flawless floor underlayment. Whether your subfloor is porous or nonporous concrete, wood, or gypsum underlayment, this versatile product has you covered, delivering exceptional performance with a single-coat application.

What sets Durock Primer Sealer apart is its rapid drying time and the ability to enhance adhesive bonds, ensuring a solid and long-lasting foundation for your floor coverings. This product is ready to use, with no dilution required for nonporous surfaces, saving you time and effort on your projects.

Mildew-resistant and with no adverse effects on floor-covering adhesives or staining, Durock Primer Sealer maintains the integrity of your flooring, even in challenging conditions. Each gallon covers an impressive 350 sq. ft., providing excellent value for your investment.

Elevate your flooring prep with Durock Primer Sealer, the ideal choice for both professionals and DIY enthusiasts. Enhance the longevity and performance of your floors, ensuring a solid and beautiful foundation for your space.

Key Features:
• Ideal for use on porous and nonporous concrete subfloors, wood, and gypsum underlayment
• Fast drying, single-coat application
• Ready to use (no dilution for nonporous surfaces)
• Enhances the bond of most adhesives when used as a sealer
• Effective sealer for gypsum-based underlayment prior to the application of water-based floor-covering adhesives
• Mildew-resistant; no adverse effect on floor-covering adhesives and no staining of finished floor coverings
• 350 sq. ft./gal. spread rate
• Available in: 1-gal. jug, 288 jugs per pallet