120mm Rockwool Rainscreen Duo Slab

Discover 120mm Rockwool Rainscreen Duo Slab – a premium stone wool insulation solution engineered for ventilated and sealed cladding systems including curtain walling applications. Built with Dual Density technology, this 120mm slab features a reinforced outer layer for secure fixture attachment, paired with a flexible core that accommodates substrate variations.

The robust outer surface combines with a factory-applied water-repellent coating to provide superior rain protection throughout the construction phase. This 120mm Rainscreen Duo Slab readily accepts brackets and architectural detailing, whilst closely fitted adjacent slabs lock together seamlessly, creating an unbroken thermal barrier that significantly reduces heat loss through gaps.

Product specification

• Model: 120mm Rockwool Rainscreen Duo Slab
• Thickness: 120mm
• Width: 1200mm
• Length: 600mm
• Board Coverage: 0.72m2
• Pack Coverage: 2.88m2
• Pack Quantity: 4
• Pallet Quantity: 12
• Density: 60kg/m3
• Weight/m2: 3kg
• Thermal conductivity: 0.034 W/mK (< 90mm) / 0.035 W/mK (≥90mm)R-Value: 1.43m2K/W
• Fire Rating (Reaction to Fire): A1(Non-combustible)
• Compliance: BS EN 13162, ISO 14001
• Water vapour resistance: 5.9 MNs/gm
• Insulation Material: Stone wool insulation
• Manufacturer: Rockwool Rainscreen
• Applications: Acoustic, External Wall Insulation, Rainscreen Board, Wall

Key Features

1. BBA certification confirms product quality and dependability.
2. Euroclass A1 non-combustible rating provides exceptional fire safety performance.
3. Independently verified acoustic properties deliver reliable sound insulation capabilities.
4. Breathable and water-resistant design protects structural integrity.
5. 120mm Stone wool insulation maintains dimensional stability for over 55 years post-installation.
6. Sustainable choice: fully recyclable and reprocessable, minimising landfill impact, with zero ODP and GWP ratings.
7. 120mm Rainscreen Insulation

Fire-safe insulation designed for facade systems

The 120mm Rockwool Duo Slab is a BBA-approved insulation product that delivers thermal performance alongside independently tested acoustic benefits.

APPLICATIONS

120mm RainScreen Duo Slab works well for these construction scenarios:

• Steel frame, timber frame or masonry walls paired with cladding systems;
• Steel frame or timber frame construction with a masonry outer leaf

Additional Benefits of 120mm Rockwool Rainscreen Duo Slab

• Water Repellent and Breathable: The 120mm Rainscreen Duo Slab combines water resistance with breathability, safeguarding your building's structural health.
• Independently Tested Acoustic Benefits: Laboratory testing demonstrates the 120mm Rainscreen Duo Slab achieves substantial noise reduction, with typical system performance reaching Rw 62 dB for airborne sound.
• Environmentally Friendly: 120mm ROCKWOOL insulation contains no gases with ozone depletion potential (ODP) or global warming potential (GWP), supporting environmental responsibility.
• Improved Resistance to Rain Ingress: The higher density outer face, combined with factory-applied water-repellent treatment, strengthens rain protection during the construction period.

Certification

• Fire Rating: Euroclass A1 non-combustible – the highest fire resistance classification. Tested to EN 13501-1 standards.
• BBA Approved: British Board of Agrément (BBA) approval validates product quality and performance standards.

Additional Offerings

Can't locate the exact product you need? Get in touch and we'll source it for your project. Our range extends well beyond insulation to cover all your building requirements.

More Information on 120mm Rockwool Rainscreen Duo Slab

• Manufaturer Link: Rockwool Duo Slab
• Rockwool 120mm Rainscreen Duo Slab delivers high-performance insulation with flexible applications.
• Browse our Rockwool Insulation range and refine by thickness or coverage using the left-hand filters. For technical guidance on product suitability or bulk pricing, contact us on +4402038839057 , email sales@insulationbee or use Live Chat – Competitive UK Rockwool Stone Wool Insulation Pricing.