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Kingspan Kooltherm K10 is a premium performance rigid thermoset phenolic insulation board used for structural ceilings. Manufactured in Castleblayney with fibre-free rigid thermoset phenolic insulation core, sandwiched between an upper tissue-based facing and a lower facing of highly reflective aluminium foil autohesively bonded to the insulation core during manufacture.

Kingspan Kooltherm K10 soffit board is manufactured without the use of CFCs/HCFCs and has zero Ozone Depleting Potential (ODP) and low Global Warming Potential (GWP). The board meets MHBC technical requirements when used with a 50mm residual cavity.

• Negligible smoke obscuration
• Unaffected by air infiltration
• Resistant to the passage of water vapour
• Easy to handle and install
• Ideal for new build and refurbishment

Thermal conductivity (insulant thickness)


Data Sheet – K10


DOP – K10

Kingspan Kooltherm K10 Soffit Insulation

  • Application

    Basement, Car Parks, Soffit

    Thickness Availability (mm)

    70, 75, 80, 85, 90, 100, 110, 120, 125, 130, 140, 150



    Thermal conductivity W/(m·K)


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