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The Kingspan Kooltherm K-range is our rigid phenolic boards with superior performance to any other rigid thermoset board for any application.
Kingspan Kooltherm K-range comprises the thinnest commonly used insulation products for any specific U-value. With a fibre-free rigid thermoset phenolic core, and a thermal conductivity of 0.018 – 0.023 W/m·K, these are the most thermally efficient insulation products commonly used.
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