Rockwool Flexi Slab Polypad is a semi-rigid stone wool insulation board with polyurethane facing, delivering excellent thermal performance with a lambda value of 0.035 W/mK. Designed for timber frame construction and internal wall applications, this product combines superior acoustic damping with Class A1 fire classification, ensuring compliance with stringent building regulations.
Key Features
- Lambda value: 0.035 W/mK for optimal thermal resistance
- Class A1 fire rated for enhanced fire safety
- Polyurethane facing provides vapour control and moisture management
- Semi-rigid construction for easy installation in timber frame cavities
- Acoustic absorption properties reduce sound transmission