Type segmentation dissects the Liquid Waterproofing Membrane market into distinct polymeric families—acrylic, polyurethane, bitumen, and cementitious systems. Acrylic membranes dominate due to their UV resistance and rapid cure, capturing roughly 35% of global revenues. Polyurethane variants, valued for superior elongation and chemical resilience, account for approximately 30%, driven by high‑performance infrastructure projects. Bitumen‑based liquids, leveraging legacy installation expertise, contribute about 20% of sales, particularly in retrofit applications where cost sensitivity prevails. Cementitious membranes, noted for alkaline resistance and fire‑rating compliance, hold the remaining 15%, largely in industrial and residential flooring contexts. Each type’s market share reflects its technical fit, cost structure, and regional adoption patterns, collectively shaping the overall market size and growth trajectory within the broader Liquid Waterproofing Membrane segmentation framework.