75mm Rockwool RWA45 Slab Insulation (4.32m2)

The 75mm Rockwool RWA45 Insulation Slab is a high-quality, resin-bonded mineral wool slab designed to offer superior thermal insulation, acoustic performance, and fire resistance. With a thermal conductivity of 0.035 W/mK and 45kg/m³ density, these slabs provide excellent sound absorption, making them ideal for various building applications, including partition walls, floors, roofs, and external walls. Whether you’re working on new builds or refurbishments, the Rockwool RWA45 insulation slab is engineered for easy installation, durability, and long-term performance without the need for maintenance.

Rockwool RW slabs are non-combustible with Euroclass A1 reaction to fire classification. They are manufactured from up to 97% recycled material making the product environmentally friendly. They are rot-proof and non-hydroscopic do not sustain vermin and will not encourage the growth of fungi, mould, or bacteria. It also features Zero Ozone Depletion Potential (ODP) and Zero Global Warming Potential (GWP).

Where Can You Use 75mm Rockwool RWA45 Insulation Slab?

The Rockwool RWA45 insulation slab is versatile and can be used across a range of applications to improve thermal, acoustic, and fire protection:

• Partition Walls: Ideal for creating partitions in both residential and commercial buildings, reducing sound transmission between rooms while providing excellent fire resistance.
• Separating Walls: Perfect for use in separating walls to enhance soundproofing between neighbouring rooms or units, while also improving thermal efficiency.
• Floors: Can be used between timber or steel joists to improve floor insulation, reducing sound transmission between floors and enhancing comfort.
• Roofs: Suitable for pitched and flat roofs, offering thermal insulation and soundproofing while resisting fire hazards.
• External Walls: Perfect for cavity wall or external wall insulation, reducing heat loss and improving energy efficiency.
• Acoustic Ceilings: These slabs help reduce noise transfer from upper floors, making them a perfect solution for commercial buildings or multi-story homes.

What Should You Look for When Choosing an Insulation Slab for Your Project?

When selecting an insulation slab like the Rockwool RWA45 for your project, it's essential to consider the following factors:

1. Thermal Conductivity (λ-value): The lower the thermal conductivity, the better the insulation. With a λ-value of 0.035 W/mK, the RWA45 offers excellent thermal performance, ensuring efficient energy retention.

2. Density & Acoustic Performance: The density of 45kg/m³ provides outstanding acoustic insulation, making it ideal for projects where soundproofing is crucial, such as partition walls and floors in homes or offices.

3. Fire Resistance Rating: Safety is paramount, especially in buildings. The Rockwool RWA45 slab is rated Euroclass A1, the highest fire classification, meaning it’s non-combustible and offers superior protection against fire.

4. Ease of Installation: The RWA45 slabs are lightweight, and easy to cut, and handle, making installation quick and straightforward. This is especially important in large-scale projects where time and labour costs are factors.

5. Environmental Impact: Manufactured from up to 97% recycled material, Rockwool RWA45 slabs are an eco-friendly insulation choice. They feature Zero Ozone Depletion Potential (ODP) and Zero Global Warming Potential (GWP), making them a sustainable option for green building projects.

6. Moisture and Rot Resistance: The RWA45 slabs are non-hygroscopic and resistant to moisture, ensuring they do not promote the growth of mould or bacteria, making them durable even in damp conditions.

Key Features & Benefits of 75mm Rockwool RWA45 Insulation Slab:

1. Superior Thermal Performance: With a thermal conductivity of 0.035 W/mK, the Rockwool RWA45 slab effectively reduces heat loss, improving the energy efficiency of your building.
2. High Acoustic Insulation: The slab’s mineral wool fibres are designed to absorb sound, providing excellent noise reduction in partition walls, floors, and ceilings.
3. Euroclass A1 Fire Rating: Non-combustible with the highest fire classification, offering enhanced safety in fire-prone areas.
4. Sustainable: Made from up to 97% recycled materials, with Zero Ozone Depletion Potential (ODP) and Zero Global Warming Potential (GWP), this product supports sustainable building practices.
5. Moisture Resistant: The RWA45 is rot-proof and water-repellent, ensuring durability even in damp or humid conditions.
6. Durable and Low Maintenance: Once installed, Rockwool RWA45 requires no maintenance and has a long lifespan, providing long-term thermal and acoustic benefits.
7. Easy to Install: Lightweight and easy to cut, these slabs are convenient to handle and install, saving time and labor costs on site.
8. Versatile Applications: Suitable for partition walls, floors, roofs, external walls, and acoustic ceilings, making it ideal for both residential and commercial projects.

Certifications & Standards:

• Conforms to BS EN 13162:2012: Ensuring compliance with thermal insulation standards for mineral wool products.
• Euroclass A1 Fire Rating: The highest fire classification under BS EN 13501-1, ensuring safety and peace of mind.
• BRE Green Guide Rating: Rockwool products are known for their sustainable manufacturing processes and contribution to green building standards.

Why Choose Rockwool RWA45 Insulation Slab for Your Project?

The Rockwool RWA45 Insulation Slab is a premium, versatile solution for any construction project that demands thermal efficiency, soundproofing, and fire safety. Whether it’s for partition walls in a commercial building or external wall insulation in a new residential development, the 75mm RWA45 slab delivers long-lasting performance. With its sustainable credentials, easy installation, and superior acoustic properties, it’s the ideal choice for builders and homeowners looking for a high-quality insulation material.