Waterproofing membranes rarely get attention, yet they protect almost every roof, basement, tunnel and bridge from water damage. Demand for them is rising as cities expand and buildings are expected to last longer. According to Grand View Research, the global waterproofing membranes market was valued at USD 27.9 billion in 2025. It is expected to reach USD 29.9 billion in 2026 and USD 50.5...