Rockwool RWA45 1200 x 600 x 50mm (6.48m²)

The Rockwool RWA45 Insulation Slab 50mm is a high-performance stone wool insulation designed for exceptional acoustic, thermal, and fire protection in a wide range of applications. With its semi-rigid structure and high-density composition, it provides reliable sound absorption and energy efficiency while maintaining structural stability.

Made from natural volcanic rock, Rockwool RWA45 is non-combustible, moisture-resistant, and environmentally friendly — ensuring long-lasting performance in both residential and commercial projects.

Features and Specifications

• Brand: Rockwool
• Product Type: RWA45 Insulation Slab
• Dimensions: 1200mm (L) x 600mm (W) x 50mm (T)
• Pack Coverage: 6.48m²
• Material: Stone mineral wool
• Density: 45kg/m³
• Thermal Conductivity: 0.035 W/mK
• Fire Classification: Euroclass A1 (non-combustible)
• Water Repellent: Yes
• Durability: Maintains shape and insulation properties over time

Benefits

• Excellent acoustic performance – reduces airborne and impact noise in walls, floors, and ceilings.
• Superior fire resistance – non-combustible for maximum safety and building regulation compliance.
• Effective thermal insulation – improves energy efficiency and comfort throughout the building.
• Easy to handle and install – lightweight, rigid slabs cut cleanly for a snug fit.
• Versatile application – suitable for partitions, floors, roofs, and ceilings.
• Sustainable material – produced from renewable natural stone resources.

Applications

• Internal and separating walls
• Between floor joists and ceilings
• Acoustic panels and soundproofing systems
• Commercial and industrial buildings

Is Rockwool RWA45 suitable for both thermal and sound insulation?
Yes, Rockwool RWA45 is engineered to deliver both excellent thermal performance and superior sound absorption, making it ideal for multipurpose use.