Insulation Board 2400 x 600 x 50mm – Polystyrene Floor Insulation Sheet for Underfloor Concrete Slabs

• MATERIAL: Manufactured from high-density expanded polystyrene (EPS).
• THERMAL CONDUCTIVITY: 0.038 W/mK for effective thermal performance.
• R VALUE: Thermal resistance of 0.658 m²K/W.
• USAGE: Designed for underfloor insulation above concrete slabs or pre-cast floors.
• INSTALLATION: Lightweight and easy to cut, fit, and handle on site.
• MOISTURE PERFORMANCE: Moisture resistant, rot proof and flood resistant.
• DURABILITY: Maintains insulation performance long term.
• APPLICATION AREA: Suitable for ground floor construction in domestic buildings

Looking for insulation board for ground floor construction? This polystyrene insulation board is designed specifically for floor insulation applications above concrete slabs and pre-cast floors. Ideal for domestic builds where thermal efficiency and structural support are required. Manufactured from expanded polystyrene, this underfloor insulation sheet offers reliable thermal conductivity of 0.038 W/mK and an R value of 0.658 m²K/W. Lightweight and easy to cut, this board simplifies installation while remaining moisture resistant, rot proof and durable. Designed for long-term performance in residential flooring systems, it delivers consistent insulation without compression or degradation.