Kingspan Kooltherm K5 External Wall Board is an external insulation for masonry walls.

A premium performance insulation with a fibre-free rigid thermoset phenolic core, it is suitable for use behind traditional and lightweight polymer modified renders and dry cladding systems.

Depending on the insulation thickness, Kingspan Kooltherm K5 External Wall Board provides a thermal conductivity between 0.020 W/m·K and 0.023 W/mK.