200mm Knauf Loft Roll 40 (Combi-Cut) - 1140mm x 4.85m eco insulation Research shows that using 75%

Research shows that using 75% wool in combination with recycled fibres outperforms alternative products with a higher percentage of wool

3-ply structure for protecting the wall structure

Density: 32kg/m³

Timber joists at 400mm centres

The most suitable means of doing this is with airtightness grommets made from EPDM

200mm Knauf Loft Roll 40 (Combi-Cut) - 1140mm x 4.85m eco insulation Research shows that using 75%Knauf Loft Roll 40 provides a superior performance with a thermal conductivity of 0. 040 W mK. Available with partially cut perforations, Combi cut has the flexibility to be used between joists at either 400mm or 600mm centres or used unsplit as a full width roll. Knauf Loft Roll 40 are odourless, rot proof, non hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. Euroclass A1 non combustible. Superior