This product is order in only, and sold in entire packs. Individual boards not available. Typically it takes around 7 days. 

Kingspan Kooltherm K8 Cavity Board Insulation

High Performance Cavity Wall Insulation – Perth WA

The Kingspan Kooltherm K8 Cavity Board is a premium rigid phenolic insulation board designed specifically for use within cavity wall constructions, including brick veneer and masonry wall systems.

It provides exceptional thermal performance with minimal thickness, making it ideal for achieving high R-values in external walls while maintaining standard cavity sizes.

For builders and homeowners looking for cavity wall insulation in Perth, K8 is one of the most effective solutions available for improving energy efficiency and meeting NCC requirements.

Why Choose K8 Cavity Board

• Designed specifically for cavity wall and brick veneer systems

• High thermal performance with low thermal conductivity

• Maintains standard cavity widths while improving insulation

• Lightweight and easy to install

• Moisture resistant and durable

• Reduces thermal bridging in external walls

• Suitable for residential and commercial builds

Applications

The Kingspan K8 Cavity Board is commonly used for:

• Brick veneer walls

• Masonry cavity walls

• External wall insulation systems

• Residential housing builds

• Commercial wall systems

• Energy-efficient building designs

Product Specifications

• Board Size: 2400 x 1200mm

• Core: Rigid phenolic insulation

• Facing: Composite foil facing

• Installation: Installed within cavity using wall ties or clips

Available in multiple thicknesses to suit required R-values and cavity sizes.