Composite Backing Board Waterproof Insulation Extruded Foam Board Floor Partition
Premium XPS extruded foam core ensures superior thermal insulation with low thermal conductivity (0.028-0.034 W/m·K), reducing energy costs. High-density composite backing enhances structural rigidity, supporting heavy loads without deformation. 100% waterproof closed-cell structure resists moisture, mold, and decay, ideal for humid environments like basements and bathrooms. Precision-cut edges allow seamless installation for flooring, wall partitions, and roofing underlayment. Lightweight yet durable, easy to handle and cut without specialized tools. Fire-retardant treated (Class B1 standard) for enhanced safety in residential and commercial projects. Ultra-smooth surface ready for direct adhesive application or finishing layers. Eco-friendly, zero CFCs, compliant with international green building standards. Bulk pricing available—optimize large-scale projects with consistent quality and global shipping. Stocked in multiple thicknesses (10-50mm) for customized solutions.