Thermalite Aircrete Hi-Strength 10 Block

Thermalite Hi-Strength 10 has been specifically developed for structural applications where loading conditions require greater strength, such as flats of three storeys and above, offices, supermarkets and retail parks.

Category: .

Product Description


  • Superior strength (up to 10.4N/mm2 equivalent)
  • Available in a range of thicknesses
  • 80 per cent recycled content
  • Moisture resistance
  • BES 6001 Responsible Sourcing certification


Key Data

Compressive Strength: 9 N/mm²

λ Design: 0.19 W/m.K

Dry Density: 770 kg/m³

Working Dimensions

Face dimensions (mm): 440 x 215

Dimensions and Weights

Block thicknesses and weights at equilibrium density (for 440 x 215mm)

Height Length Width Dry Weight
215mm 440mm 100mm 7.5kg
215mm 440mm 140mm 10.5kg
215mm 440mm 150mm 11.3kg
215mm 440mm 190mm 14.3kg
215mm 440mm 200mm 15kg
215mm 440mm 215mm 16.1kg
215mm 440mm 275mm 20.6kg
215mm 440mm 300mm 22.5kg
215mm 440mm 355mm 26.6kg


Cavity Walls
Separating Walls
Solid Walls