Product Overview
Full-fill glass mineral wool insulation slab, measuring 100mm in thickness, for use in masonry cavity walls.
Manufactured with a high recycled glass content and ECOSE® Technology, it delivers advanced thermal insulation while remaining vapour permeable, helping the wall construction to breathe.
With a thermal conductivity of 0.032 W/mK, it provides superior energy efficiency, enabling lower U-values to be achieved at reduced insulation thicknesses.
Rated Euroclass A1 non-combustible and fully BBA certified for all UK exposure zones, it ensures proven fire safety, durability, and long-term reliability.
At 100mm thick, the slab is optimised for standard cavity widths used in modern new build housing, offering a balance of high thermal performance, ease of installation, and compatibility with typical masonry wall designs.
Features & Benefits
- Non-combustible Euroclass A1 fire rating: Ensures maximum fire safety in external walls.
- Thermal conductivity 0.032 W/mK: Reliableinsulation efficiency for modern cavity walls.
- Water-repellent additive: Stops moisture transfer while staying vapour permeable.
- 455mm width: Fits standard wall tie spacing for a close jointed finish.
- Slabs knit together: Prevents air gaps and reduces thermal bridging.
- Lightweight and cuttable: Simple handling and fitting on site.
- ECOSE® Technology binder: No added formaldehyde and reduced embodied energy.
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100mm thickness: Ideal for standard cavity wall depths in new build projects.
Applications
- Standard cavity walls (100mm): Ideal for modern housing with standard wall construction.
- New build projects: Provides full-fill insulation with long-term efficiency.
- Masonry cavity external walls: Ensures reliable performance in residential developments.
- Energy-efficient housing: Enhances thermal performance in line with building regulations.
Installation Guidance
- Cut to fit: Slabs can be trimmed cleanly with a sharp knife for an accurate fit.
- Close-butt joints: Ensure slabs are tightly butted together with no gaps to maintain insulation performance.
- Keep dry before fitting: Store indoors or under cover to protect the slabs until installation.
Compliance & Performance
- Euroclass A1 to BS EN 13501-1: Highest level of non-combustibility.
- BBA certified for all exposure zones: Approved for UK use in severe weather locations.