Wholesale Quick-Drying High-Performance Waterproof Primer for Sports Flooring Systems. 300% Elastic Waterproofing: Flexible membrane prevents cracks and delamination under dynamic loads, 5X more durable than rigid sealers. Fast Cure & Low Downtime: Walkable in 1 hour and fully cured in 4 hours, minimizing facility downtime compared to standard primers. Eco-Friendly & Safe: Low-VOC and heavy metal-free formula, safe for indoor/outdoor use and meets LEED indoor air quality standards. Universal Compatibility: Works with PU, acrylic, rubber, and epoxy sports surfaces, serving as one primer for all flooring types. Long-Lasting Protection: Prevents subsurface moisture damage and extends flooring lifespan by 5+ years with impermeable barrier. Professional Certification: IAAF/ITF compatible and ISO9001/SGS certified for competition-grade track and court coatings. Customization Support: OEM/ODM accepted with options for logo, color, and appearance size customization. High Production Capacity: Annual production capacity of 1,000,000 square meters ensures reliable supply for large projects.