Kingspan Insulation Boards Thermawall TW50 is a high-performance insulation with a fibre-free rigid thermoset polyisocyanurate (PIR) core.
Low emissivity composite foil and thermal conductivity - 0.022W/mK. Kingspan Thermawall TW50 1.2 x 0.45-metre board is available in the following thicknesses:
100mm