Knauf Rocksilk RS60 100mm Building Slab

The 100mm Rocksilk RS60 Knauf Rock Mineral Wool Insulation Slab is a standard-density (60kg/m3) building material that's non-combustible and engineered for multiple applications with outstanding fire performance, achieving Euroclass A1—the highest rating for non-combustible materials.

With dimensions of 1200mm x 600mm, the Knauf RS60 rocksilk insulation slab delivers exceptional thermal and acoustic performance for both new builds and refurbishment work.

These slabs are odourless, non-hygroscopic, and rot-resistant, containing no CFCs or HCFCs, and resist fungal, mould, and bacterial growth.

The 100mm Knauf RS60 unfaced insulation slab features a certified thermal conductivity (λ - lambda value) of 0.035W/mK for reliable thermal efficiency.

With a density of 60kg/m3, the 100mm RS60 slab works well across various applications, such as internal partitions, timber and metal stud work, and placement between timber rafters and floor joists.

100mm Knauf building slabs provide excellent sound absorption qualities, delivering significant sound reduction benefits.

Installation is straightforward—simply cut and shape using a large-bladed knife or saw, making 100mm Knauf Rocksilk RS60 insulation slab user-friendly to fit.

Product specification

• Brand: Knauf®
• Model: 100mm Rocksilk RS60
• Thickness: 100mm
• Length: 1200mm
• Width: 600mm
• Dimensions: 1,200mm x 600mm x 100mm
• Board Coverage: 0.72m2
• Pack Coverage: 2.88m2
• Pack Quantity: 4
• R-Value: 2.85m2K/W
• Thermal Conductivity: 0.035W/mK
• Density: 60kg/m3
• Colour: Brown
• Material: Rock mineral wool
• Fire Classification: Euroclass A1
• Vapour Resistivity: 5.00MNs/g.m.
• Fire Reaction: Non-combustible
• Building Regulations: Class '0'
• Finish: Unfaced
• Shipping method: Articulated Vehicle ǀ Courier
• Applications: Floor ǀ Wall ǀ Roof ǀ Partitions
• Foil faced: No
• ECOSE Technology: Yes
• ETA Notification: Yes
• Features: Thermal and Acoustic Insulation Performance
• Manufacturer: Knauf Rocksilk®

Made to order Facings

For a factory applied foil or tissue facing please request a quotation using the website form or by calling our agents. We do offer single side or double side foil/tissue facings.

Applications

100mm Rocksilk Building Slabs are adaptable products suited to numerous applications, including pitched roof installations between rafters, intermediate floors, floor separation, internal stud partitions, and light steel frame infill. Frequently used in OEM (Original Equipment Manufacturer) applications, these slabs support the manufacture of thermal, acoustic, and fire-rated products. With non-combustible properties, Rocksilk® Building Slabs come in a range of densities from 45kg/m3 up to 140kg/m3, meeting the needs of diverse applications.

Benefits

• A single slab type covers multiple application needs.
• Factory-applied foil or tissue facing options are available, offering flexibility across a wide range of uses.
• Made from mineral wool, it provides superior sound absorption and noise reduction versus other standard insulants.
• Manufactured from rock mineral wool with a melting point above 1000°C, delivering extended fire resistance compared to many other common insulants.

Info

Browse our Knauf Insulation range and use the left-hand filters to narrow by thickness or coverage. To discuss product suitability for your project or request a bulk discount quotation, contact us on +4402038839057, email sales@insulationbee, or use Live Chat - Best UK Knauf Loft Insulation Prices.