Cavity Wall Insulation Board – PIR – Full Fill Application

Product Overview

The 115mm Full Fill Insulation T&G Board is designed for optimal performance in masonry cavity wall applications. Measuring 1200mm × 460mm, this rigid polyisocyanurate (PIR) insulation board features tongue and groove joints on all sides, ensuring precise interlocking to minimize thermal bridging. Each board comes with a multi-layer foil facing, reflective on one side and alkali-resistant on the other, enhancing both thermal efficiency and durability.

Features & Benefits

• High thermal performance: Achieves a low thermal conductivity of 0.022 W/mK.
• Interlocking edges: Tongue and groove joints provide a snug fit, reducing thermal gaps.
• Durable facing: Foil facings offer resistance to moisture and ensure surface integrity.
• Lightweight handling: The rigid PIR core facilitates easy cutting, lifting, and installation.
• Moisture control: Alkali-resistant facing reduces water ingress.

Applications

• Full-fill cavity walls: Ideal for masonry cavity wall systems meeting current U-values.
• Residential and commercial buildings: Suitable for homes, schools, offices, and more.
• Energy efficiency upgrades: Contributes to reduced heat loss and improved energy ratings.

Installation Guidance

• Preparation: Ensure wall cavities are clean and dry.
• Board fitting: Insert with joints interlocked and staggered in a brick bond pattern.
• Securing: Use proprietary wall ties and retaining clips.
• Joint sealing: Ensure edges are closely fitted.
• Protection: Keep boards dry until installation.

FAQs

• Q: Is this insulation suitable for external walls?
  A: Yes, it is ideal for full-fill cavity wall applications.
• Q: Can this board be used in commercial buildings?
  A: Absolutely, it is suitable for both residential and commercial projects.
• Q: How do I ensure proper installation?
  A: Follow the provided installation guidance for optimal results.