50mm Knauf Rocksilk RS80 Building Slab 1.2m x 600mm

Knauf Insulation Rocksilk RS80 is a medium-to-high-density rock mineral wool insulation slab engineered to deliver reliable thermal performance, acoustic comfort and fire safety across a broad range of building applications. With a density of approximately 80 kg/m³ and low thermal conductivity, RS80 provides robust insulation while remaining easy to handle and install. Manufactured using eco-friendly ECOSE® Technology, RS80 achieves Euroclass A1 non-combustible classification and offers long-lasting dimensional stability in floors, walls, roofs and partitions for residential, commercial and industrial projects.

Benefits

• Effective Thermal Insulation
  
• Euroclass A1 Non-combustible
  
• Acoustic contribution
  
• Offers a performance edge over lighter slabs while remaining easy to handle and install
  
• Eco-Friendly Manufacturing
  
• Will not slump or degrade over time, maintaining performance for the life of the building

Good to Know

• Multi-purpose insulation
  
• Available in multiple thicknesses
  
• Slabs should be closely butted together to ensure continuous insulation. Proper alignment and secure fixing help maximise thermal and acoustic performance
  
• Best performance achieved when used with compatible fixings and construction detailing
  
• Not a decorative surface
  
• The product should be covered, off the ground and protected from the weather if kept on site