Earthwool DriTherm Cavity Slabs are non-combustible Glass Mineral Wool slabs, manufactured using our revolutionary ECOSE® Technology and a water repellent additive, designed for use in external masonry cavity walls to provide a full-fill insulation solution which is installed as walls are being built.

They are 455mm wide to suit standard vertical wall tie spacings allowing a closed joint with adjacent slabs

• Excellent thermal performance.
• Non-combustible A1 Euroclass Reaction to Fire classification
• Manufactured using a water repellent additive
• Fully fill the cavity to prevent mortar snots and prevent bridges
• Slabs are sized to fit between wall ties without the need for retaining discs.
• Quick and easy to install.
• British Board of Agreement approved for use in all exposure zones.