20mm Recticel Eurothane GP PIR Insulation Board is a BBA certified thermal solution that can be used in a variety of building applications. It is lightweight, making it easy to handle, and can be cut to size and installed with ease. Comprised of a rigid foam polyisocyanurate (PIR) core, these 20mm Recticel Insulation boards are faced on both sides by a layer of aluminium foil that acts as a gas diffusion facer. They are moisture resistant and therefore offer consistent thermal performance over a long period of time. With a thermal conductivity of 0.022 W/mK, 20mm Recticel Eurothane boards offer a high level of thermal performance for walls, floors, pitched roofs and ceilings, making them one of the most popular insulation products in the UK.