The 90mm Recticel Eurowall+ Full Fill Insulation T&G Board is a high-quality, efficient thermal solution designed for cavity wall applications. These robust 1200mm x 460mm boards are designed to completely fill the cavity, eliminating heat loss and improving the energy efficiency of your property. Crafted from PIR (Polyisocyanurate) foam with a tongue and groove edge profile for easy installation, these boards are recognised for their superior insulating properties, making them an excellent choice for all your insulation needs.