Unilin CavityTherm Full Fill Insulation PIR Board 1200 x 450 x 125mm
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Unilin CavityTherm Full Fill Insulation PIR Board 1200 x 450 x 125mm

About this product

The Unilin CavityTherm Full Fill Insulation PIR Board 1200 x 450 x 125mm is an advanced thermal insulation solution designed to achieve superior energy efficiency in cavity wall applications. Constructed from high-performance polyisocyanurate (PIR) foam, this board offers excellent thermal resistance while maintaining a slim profile for easy installation. The Unilin CavityTherm board features precision-engineered rebated edges to minimise thermal bridging and ensure a continuous insulation layer across walls. Its rigid structure provides durability and long-term performance, making it suitable for both new build and retrofit projects. Reliable and effective, this insulation board enhances the overall comfort and energy savings of any property.

Key features

  • High-performance PIR insulation for maximum thermal efficiency
  • Board dimensions: 1200mm x 450mm x 125mm for full wall coverage
  • Rebated edge design reduces thermal bridging in cavity wall systems
  • Lightweight and rigid board simplifies handling and installation
  • Suitable for new build and retrofit cavity wall applications
  • Durable and moisture-resistant for long-lasting performance

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