750ml B2 Fire Resistant Self-Extinguish PU Spray Foam Sealant

750ml B2 Fire Resistant Self-Extinguish PU Spray Foam Sealant. OEM and ODM Support: Full customization services including packaging and design support available. Multiple Volume Options: Available in 750ml, 500ml, and 300ml sizes to suit various needs. High Expansion Ratio: Foam expands up to 39 times for efficient gap filling and insulation. Fast Curing Performance: Tack-free in 8 minutes and fully cured within 24 hours. ISO Certified Quality: Products meet international ISO standards for safety and reliability. Multi-Application Versatility: Ideal for construction, woodworking, sound insulation, and thermal sealing. Direct Factory Pricing: Competitive prices with full quality control from our own production facility. Comprehensive Documentation: MSDS and TDS provided in multiple languages for safe handling and customs.