Earthwool DriTherm Cavity Slabs are non-combustible Glass Mineral Wool slabs, manufactured using our revolutionary ECOSEï¿½ Technology. Made with a water repellent additive they are designed for use in external masonry cavity walls to provide a full-fill insulation solution which is installed as walls are being built.
- Slabs are 455mm wide to suit standard vertical wall tie spacings.
- Water repellent
- BBA approved for use in all exposure zones
- Slabs ï¿½knitï¿½ together, eliminating air gaps between adjacent slabs
- Thermal Conductivity (W/mK): 0.032
- Thermal Resistance (R Value): 3.9
- Euroclass Reaction to Fire Classification (A1-F): A1