- Outstanding thermal, acoustic and fire properties
- Rockwool FlexI® Insulation edge offers accurate fit to all widths
- Multi-application; fits all typical metal and timber stud spacing
- Wide range of thicknesses
- No waste
- Easy to handle and install without gaps
- Fire classification A1
- Can be used as a full fill solution in timberframe party walls to achieve zero effective U-value within SAP 2012.