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Kingspan Thermawall TW50 Insulation Board 1200mm x 450mm x 70mm is a high-performance rigid insulation solution designed for cavity wall applications. Supplied as a pack of 6 boards, covering a total area of 3.24m², this insulation board utilises a fibre-free polyisocyanurate (PIR) core and low emissivity foil facings to deliver excellent thermal efficiency. Lightweight and easy to handle, Kingspan Thermawall TW50 is suitable for new builds or refurbishments, helping to reduce heat loss and improve energy efficiency in buildings. Its precise dimensions ensure straightforward installation and effective coverage for both residential and commercial projects.