11/14/2026 2:33 AM (PST)

Yes, these boards can provide an additional protective layer for waterproofing membranes. During backfilling, construction activities, and soil movement, sharp stones and other materials may damage exposed waterproofing surfaces. Installing an appropriate drainage board creates a protective separation between the membrane and surrounding soil. Its raised structure also helps maintain drainage space, allowing water to move away from the protected surface. However, the board should not be considered a replacement for waterproofing. Both systems perform different functions and work best when properly selected and installed together according to project requirements. Visit Here: https://www.singhalglobal.com/products/hdpe-dimple-drainage-board