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The Kingspan Kooltherm K103 Floorboard is a high-performance insulation product designed specifically for ground floors. These 2400mm x 1200mm floorboards come in a pack of 6 and have a thickness of 50mm. Constructed with a fibre-free rigid thermoset phenolic core, they provide superior thermal performance with minimal installation thickness. These boards are easy to handle and install, making them an excellent choice for both residential and commercial applications.