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Illustration of a pink insulation board (Kingspan Kooltherm® K8 D) with an aluminium facer featuring blue Kingspan Kooltherm® logos. The board is shown with a rebated edge profile designed to help create tightly fitted insulation joints and improve installation continuity.
Illustration of a cavity wall construction featuring Kingspan Kooltherm® K8 D insulation . The insulation board is installed within the wall cavity between a concrete block wall and an outer brick façade. The cutaway view shows the foundation, cavity wall, insulation layer, concrete floor slab, and wall components.

Kooltherm K8 D Cavity Wall Board

The Kooltherm K8 D Cavity Board is a rigid phenolic foam insulation board faced on both sides with a composite micro-perforated aluminium foil facing (vapour permeable and reflective). Thanks to its high thermal performance, the board is ideally suited for use in slim cavity wall constructions.

Product Highlights

  • λD-value 0,021 W/(m·K)

  • Reaction to fire (EN 13501-1): D-s1,d0

  • Lightweight, easy and quick to install

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