Glass Wool Acoustic Boards Isover Cavity 1.2mx0.6mx102mm

Original price was: 1,650KSh.Current price is: 1,500KSh.

Isover’s Cavity glass wool Wall Slab, Timber Frame Roll and Batt ranges for external walls are designed to improve the thermal efficiency of buildings, reduce energy usage and help ensure compliance with Building Regulations

Isover’s Cavity Glass Wool range of cavity wall slabs provides excellent thermal performance with lambda values from 0.032 – 0.036 W/mK in a range of thicknesses from 50-150mm.  Isover’s Timber Frame Roll and Batt provides lambda values from 0.032 – 0.043 W/mK in various thicknesses ranging from 50-140mm. Buy now  102mm and 50mm available



Isover’s cavity batt glass wool insulation is lightweight, resilient and flexible, which makes it easy to handle and fast to fix on site. Available in a range of widths, the batts and rolls are designed to fit between standard wall ties or push fit between timber frame studs with virtually no cutting and very little waste. The flexible nature of the glass mineral wool allows it to follow any uneven surfaces; minimising gaps and unintended air movement that can lead to heat loss.


Isover glass mineral wool insulation ranges are classed as ‘non-combustible’ by building regulations firms.  The CWS and Timber Frame ranges conform to the Euroclass A1 fire rating – the best attainable. Our specialist cavity barrier products are also designed to prevent the spread of fire and smoke within concealed cavities, providing up to 120 minutes of fire protection.


Isover glass mineral wool, with its outstanding acoustic performance, is the perfect material for reducing the noise transmitted both through the structure of a building and also via concealed cavities. For this reason glass mineral wool is generically referenced throughout national Building Regulations and Robust Details.

Isover’s glass mineral wool is manufactured from up to 80% recycled glass.  In addition, all Isover UK manufactured glass wool insulation received a ‘Good’ rating under BES 6001 the Responsible Sourcing of Construction Products framework.

Additional information

Dimensions 1200 × 600 × 102 mm

100mm Thick, 50mm Thick


Knauf Insulation




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