Thermalite Hi-Strengh Trenchblock

‘Strength 7.0 N/mm²
Thermal conductivity 0.19 W/mK
Density 730 kg/m³

Thermalite Hi-Strength Trenchblock provides all the benefits of Trenchblock, together with the 7.0 N/mm² compressive strength of Thermalite Hi-Strength.
• For use in soils of up to Design Sulfate Class DS 4
• Available with tongue and groove joints and handholds

Thicknesses: 255 - 355mm’