SPU Polyurethane Waterproof Coating

Troubled by roof leakage, structural crack tearing and bathroom mildew on construction projects? Our SPU Polyurethane Waterproof Coating is high-performance single-component Liquid Waterproof Coatings, multi-scenario Waterproofing Solutions and top-tier Best Waterproof Coatings, forming elastic, long-lasting Durable Coatings for all construction leak repair works. We supply two Type I variants: 25kg oil-based buckets meeting GB/T19250-2013 and 25kg water-based buckets complying with JC/T864-2008. Modified polyurethane formula creates tough elastic film with strong base adhesion, forming an integrated waterproof layer to adapt structural deformation and stop long-term seepage. It features superior crack bridging capacity to cover up to 20mm structural cracks without breakage, plus excellent air isolation to prevent yellowing and mold in wet rooms. Uncured coating surface can be scattered with fine sand for reliable bonding of subsequent layers. Ideal for roof projects, subway tunnels,…