Unilin Thin-R Cavity Wall Plus Corner Insulation PIR Board T&G 1200 X 450mm

Unilin / Xtratherm Cavity Wall Plus XT/CWP (T&G) builds to a system thanks to its engineered tongue and grooved joints and pre-formed corners, ensuring insulation continuity and minimisation of thermal bridging. The Cavity Wall Plus tongue and groove jointing offers a practical on-site solution that results in a more robust continuous layer of insulation, minimising the threat of thermal bridging and improving the overall U-Value of the wall.