CSS FACADES LTD | Rockwool Rainscreen Duo Slab & Building In

Looking for smarter ways to insulate and protect your building? At CSS FACADES LTD, we offer a full range of Rockwool insulation solutions — from the high-performance Rainscreen Duo Slab® for ventilated cladding systems and curtain walling, to internal and external wall, floor, roof, ceiling, HVAC, and acoustic insulation. The Rainscreen Duo Slab is made with Dual Density stone wool, offering excellent fire resistance (Euroclass A1), water repellency, noise reduction, and thermal comfort. Easy to cut and install, it's built for long-term performance and sustainability. Discover better energy efficiency, comfort, and fire protection with Rockwool, the UK's trusted stone wool insulation brand.