
XPS Foam Board High-Density for Building Insulation Air Duct Insulation Foam. Closed-Cell Structure: Provides extremely low water absorption, moisture-proof, airtight, and lightweight properties. High Compression Resistance: Compressive strength ranges from 150kpa to 1000kpa for excellent stability. Flame Retardant Material: Available in B1, B2, or B3 fire ratings with low thermal conductivity. Customizable Colors: Available in Blue, Yellow, Orange, Red, Black, White, Green, and more. ISO9001 Quality Control: Strict quality control system from raw materials to finished products. Free Samples Available: Free samples provided before orders to ensure product fit. 24/7 Support Response: 24-hour response time and 48-hour solution provision for technical issues. OEM/ODM Service: Accepts OEM and ODM services for customized production needs.