Premium Flexible Glass Mineral Wool Insulation Slab 35 for Thermal and Acoustic Performance - 400mm & 600mm Widths

Premium Flexible Glass Mineral Wool Insulation Slab 35 is a non-combustible glass mineral wool slab designed for fast, accurate friction fit between studs and joists. Supplied in 400 mm and 600 mm widths, it minimises gaps at joints, reduces cutting on site and delivers dependable thermal and acoustic performance across walls, floors and roofs.

Why choose Adapt Slab 35

• Euroclass A1 non-combustible for maximum fire safety and compliance
• λ 0.035 W/mK declared thermal conductivity to cut heat loss and running costs
• Friction fit installation at 400 mm and 600 mm centres to reduce gaps and waste
• Acoustic benefit to help control sound transmission through partitions and floors
• Robust, flexible slab that handles well and keeps its shape in service
• Low environmental impact with up to 84% recycled glass and A+ Green Guide rating

Typical applications

• Light gauge steel framing systems (between studs only)
• Party and separating walls
• Internal stud partitions
• External timber frame walls
• Internal and separating floors
• Suspended timber ground floors
• Warm pitched roofs

Technical details

Product specification

Note: Slabs below are 600 mm wide. 400 mm width is also available for common stud centres.

FAQ

• What is the thermal conductivity of Adapt Slab 35? It has a declared thermal conductivity of 0.035 W/mK.
• Is it suitable for all types of walls? Yes, it is suitable for various applications including party walls, internal partitions, and warm pitched roofs.
• What materials are used in the insulation? It is made from glass mineral wool with up to 84% recycled glass for a lower environmental impact.