Kooltherm is an insulation board made of phenolic foam. Phenolic foam has excellent insulating and fire safe properties. It has an almost fully closed cell structure. Furthermore it’s characterized by its high vapour permeability. The Kingspan Kooltherm products achieve an A+ rating, the highest achievable score according to the GreenGuide to Specifications used in BREEAM. Kingspan Kooltherm is easy-to-install and has a fibre-free core.