Products > Therma > Therma TP10 > Overview Therma TP10 Insulation for tiled or slated pitched warm roof spaces Kingspan Therma TP10 Properties Download PDF Thermal conductivity 0.022 W/m.K Facings Composite foil Core High performance rigid thermoset polyisocyanurate (PIR) insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP). Board size 1.2 x 2.4 m