Loading... Please wait...![]()
Cosytherm Whitewool cavity wall insulation has a thermal conductivity of 0.040 W/mK.
Typical U-values (W/m2K) for masonry cavity walls insulated with Cosytherm Whitewool cavity wall insulation:


Cosytherm Rockwool cavity wall insulation has a thermal conductivity of 0.039 W/mK.
Typical U-values (W/m2K) for masonry cavity walls insulated with Cosytherm Rockwool cavity wall insulation:

Notes: The U-values have been calculated assuming that all walls are lined with plasterboard on dabs. Block sizes assumed to be 440 x 215mm, mortar joints assumed to be 10mm wide, wall ties assumed to be stainless steel with a cross-sectional area of 12.50mm2. The U-values have been calculated to BS EN ISO 6946: 1997.