25mm Rockwool RW5 Insulation Slab 1.2m x 600mm

The Rockwool RW5 Slab is a high-density, high-performance stone wool insulation designed to deliver exceptional acoustic, thermal, and fire protection across a wide range of applications. Suitable for partition walls, ceilings, floors, roofs, and general building structures, it offers superior durability, excellent sound absorption, and outstanding safety. Perfect for both commercial and residential builds, RW5 provides a reliable and long-lasting insulation solution that performs in even the most demanding environments.

Benefits

• Effectively absorbs sound to reduce noise transmission between rooms and floors
• Low thermal conductivity of 0.034 W/m·K, helping to improve energy efficiency and indoor comfort
• Rated Euroclass A1 non-combustible, offering the highest level of fire safety
• Water repellent and rot resistant, preventing moisture build-up, damp, and decay for long-lasting performance
• Extremely dense and durable, maintaining its structure and performance over the lifetime of the building
• Semi-rigid slabs that are easy to handle, cut, and install, with a density of approximately 100 kg/m³
• Made from natural volcanic rock and recycled materials, supporting an environmentally responsible build
  
• Suitable for residential, commercial, and industrial projects, including offices, schools, hospitals, and factories

Good to Know

• Suitable for use in partition walls, intermediate floors, ceilings, roofs, and separating walls
  
• Available in a range of thicknesses to suit different insulation and acoustic requirements
  
• Use a utility or serrated knife to cut the slabs cleanly; wear gloves and goggles to avoid irritation
  
• Please store under cover and clear of the ground. Avoid prolonged exposure to the elements, especially direct sunlight and rain
  
• Specialist PPE is not required, although if you are cutting the insulation in an unventilated area, it is recommended to use a suitable dust mask