140mm Rockwool Rainscreen Duo Slab

Discover 140mm Rockwool Rainscreen Duo Slab – a premium stone wool insulation solution engineered for ventilated cladding and sealed curtain wall systems. Featuring innovative Dual Density technology, this 140mm slab combines a robust outer layer for secure fixture attachment with a flexible inner core that adapts to substrate variations.

The reinforced outer surface incorporates a factory-applied water-repellent coating, delivering superior protection against rain penetration during the construction phase. This adaptable 140mm Rainscreen Duo Slab accommodates brackets and architectural details effortlessly, whilst interlocking adjacent slabs create a unified thermal barrier that significantly reduces heat loss through gaps.

Product specification

• Model: 140mm Rockwool Rainscreen Duo Slab
• Thickness: 140mm
• Width: 1200mm
• Length: 600mm
• Board Coverage: 0.72m2
• Pack Coverage: 2.16m2
• Pack Quantity: 3
• 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 approval confirms product quality and performance standards.
2. Euroclass A1 non-combustible classification provides exceptional fire safety.
3. Independently verified acoustic properties deliver reliable sound insulation performance.
4. Breathable yet water-resistant design protects structural integrity.
5. 140mm Stone wool insulation maintains dimensional stability over 55+ years of service.
6. Sustainable choice: fully recyclable and reprocessable with zero ODP and GWP ratings.
7. 140mm Rainscreen Insulation for modern facade applications

High-performance insulation for modern cladding

This BBA-approved insulation product delivers thermal efficiency alongside independently tested acoustic performance, making it ideal for contemporary facade systems.

APPLICATIONS

140mm RainScreen Duo Slab suits these construction scenarios:

• Steel frame, timber frame or masonry walls paired with cladding systems;
• Steel frame or timber frame with external masonry cladding

Additional Benefits of 140mm Rockwool Rainscreen Duo Slab

• Water Repellent and Breathable: The 140mm Rainscreen Duo Slab balances moisture protection with vapour permeability to safeguard building performance.
• Independently Tested Acoustic Benefits: Laboratory testing confirms the 140mm Rainscreen Duo Slab reduces airborne noise effectively, achieving results up to Rw 62 dB in typical installations.
• Environmentally Friendly: 140mm ROCKWOOL insulation contains no substances with ozone depletion or global warming potential, supporting environmental responsibility.
• Enhanced Rain Protection: The high-density outer layer combined with factory-applied water-repellent treatment significantly improves rain ingress resistance during construction.

Certification

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

Additional Offerings

Can't locate the exact product you need? Contact us and we'll source it for your project. Our range extends beyond insulation to cover comprehensive building material requirements.

More Information on 140mm Rockwool Rainscreen Duo Slab

• Manufacturer Link: Rockwool Duo Slab
• Rockwool 140mm Rainscreen Duo Slab delivers high-performance thermal and acoustic benefits across diverse applications.
• Browse our complete Rockwool Insulation range and filter by thickness or coverage. For product suitability advice or bulk quotations, contact us on +4402038839057, email sales@insulationbee or use Live Chat – competitive Rockwool Stone Wool Insulation pricing.