Nippon Paint 750ml Expandable PU Foam Sealant Spray

• EXPANDABLE POLYURETHANE FORMULA: Advanced foam technology expands up to 3x original volume to completely fill irregular gaps and voids - Ensures thorough insulation coverage in hard-to-reach areas • WATERPROOF DURABLE PROTECTION: Creates impermeable barrier against moisture infiltration and weather elements - Prevents water damage and maintains structural integrity for years without deterioration • MINIMAL SHRINKAGE GUARANTEE: Engineered formulation retains 95% volume after curing without cracking or pulling away - Eliminates need for reapplication and ensures permanent gap sealing solution • VERSATILE MULTI-SURFACE APPLICATION: Bonds effectively to concrete, wood, metal, PVC, and masonry surfaces - Perfect for sealing doors, windows, pipes, AC ducts, and construction joints • CONVENIENT 750ML SPRAY CANISTER: Easy-to-use aerosol delivery system provides controlled application without tools - Enables precise filling of cracks from hairline to 5cm width with minimal waste