Rockwool Flexi 1200 X 400 X 50Mm (5.76M2 Per Pack)

Rockwool

The Rockwool Flexi 1200 x 400 x 50mm delivers professional-grade insulation performance engineered with FLEXI Edge® technology for precision friction-fit installation. This system provides reliable thermal and acoustic efficiency across framed external walls, pitched roof rafters, floors and internal partitions. The proprietary FLEXI Edge® technology ensures seamless integration within timber-framed constructions, keeping secure positioning as timber studs dry and contract. Thermal conductivity of 0.035-0.038 W/mK delivers excellent energy efficiency, while superior noise reduction meets Part E sound resistance standards. Euroclass A1 non-combustible certification provides the highest level of fire safety for demanding residential and commercial applications. Water-repellent properties and compliance with BS EN 13162 and ISO 14001 standards ensure long-term performance integrity across varying installation conditions. Features & Benefits: Suitable for pitched roof rafters, framed external walls, internal partitions, intermediate floors, separating walls and floors, and timber suspended ground floors. FLEXI Edge® technology provides precision friction fit for secure installation in framed constructions and remains securely positioned as timber studs dry out and contract over time. Thermal conductivity of 0.035-0.038 W/mK for excellent energy efficiency. Outstanding acoustic performance complying with Part E sound resistance requirements. Euroclass A1 non-combustible rating delivering maximum fire safety. Water-repellent properties protecting against moisture in demanding environments. Compliant with BS EN 13162 and ISO 14001 standards. Dimensions: 1200 x 400 x 50mm. Pack Coverage: 5.76m². Pack Quantity: 12 pieces.