Premium XPS Polystyrene Substrate Board – Superior Waterproof Base for Construction

High-density extruded polystyrene (XPS) core ensures exceptional moisture resistance, eliminating water absorption for long-term structural integrity. Precision-engineered with smooth, uniform surface for flawless adhesion of finishing layers like tiles or veneers.

Multi-functional design ideal for underfloor heating systems, wall insulation, and rooftop terrace substrates. Lightweight yet rigid structure enables easy handling and cutting without compromising load-bearing capacity.

Factory-direct pricing with bulk discounts available. Strict quality control guarantees dimensional stability (±1mm tolerance) and thermal conductivity below 0.035 W/(m·K). Ships globally in weatherproof packaging.