Kooltherm K108 Cavity Wall Insulation Board


Premium performance partial fill cavity wall insulation

Kingspan Kooltherm K108 Cavity Board is premium performance lower lambda insulation with a rigid thermoset fibre-free phenolic core. It is faced on both sides with a low emissivity composite foil facing and is used in partially filled cavity walls. Manufactured in Castleblayney with a composite tissue facing the board allows for a clear cavity to resist moisture penetration.
  • Unaffected by air infiltration
  • Resistant to the passage of water vapour
  • Easy to handle  and install
  • Ideal for new build and refurbishment

Product brochure

Our product brochures include U-value tables, handling advice and installation guidance.

Kooltherm K108 Cavity Board Brochure

Product information

Product details
Product Literature


Thermal conductivity 0.018 W/m.K
Facings Composite foil
Core Premium performance lower-lambda rigid thermoset phenolic insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).
Board size 1.2 x 0.45 m

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Kingspan Insulation Ltd.

Bree Industrial Estate


Co. Monaghan

A75 X966

Tel: +353 (0) 42 979 5000