Tri-Dimensional HDPE Geonet for Effective Road Tunnel Drainage Solutions. Tri-Dimensional Structure: Unique three-layer design with cross-rib support prevents clogging and ensures efficient drainage. High Load Resistance: Withstands high loads effectively, making it ideal for road tunnels and heavy infrastructure projects. Customizable Dimensions: Length, width, and size are fully customized to meet specific project requirements. Corrosion & Wear Resistant: Made of HDPE with carbon black content, offering oxidation resistance and long-term durability. Integrated Filtration: Features geotextile adhesive on both sides for filtration, drainage, ventilation, and protection. ISO Certified Quality: Manufactured under ISO9001 and ISO14001 certified systems ensuring high quality standards. Cost-Effective Drainage: Shortens drainage path and allows use of fine particle materials, reducing overall construction costs. Professional Support: 24/7 online technical support and expert assistance for product usage and installation issues.