BILIN S3 Spray PU Foam is a professional-grade moisture-proof polyurethane insulation foam designed for comprehensive building insulation applications. This advanced formulation provides exceptional thermal performance and waterproofing capabilities.

• Excellent thermal insulation performance with λ=0.036 W/(m*K) thermal conductivity
• Superior waterproof and water vapor barrier properties with only 0.9% water absorption
• High adhesion to diverse surfaces including wood, metal, brick, concrete, and expanded polystyrene
• Excellent crack resistance and dimensional stability with zero shrinkage
• Paintable, stainable, and sandable for seamless integration
• Simple application with specialized spray nozzle for efficient coverage
• Effective sound insulation rated at 62dB

• Building interior and exterior wall insulation
• Large-area thermal and acoustic insulation
• Attic insulation and soundproofing
• Garage, porch, and balcony insulation
• Cable and pipeline insulation systems
• Water tank, swimming pool, and sanitary wastewater insulation
• Thermal bridge reduction in construction
• Insulation for hard-to-reach areas and confined spaces