Evalast Background Aggregate Block

Benefits of Evalast Background Aggregate Block

Conbloc aggregate blocks are available in a variety of densities, strengths, sizes and configurations to suit internal and external applications, above or below ground. Both the Conbloc Evalast dense and Conbloc Fenlite lightweight aggregate blocks ranges are available in paint grade and background blocks with coursing units, which can be used in all situations where durable, robust blockwork is required. They offer excellent sound insulation, high compressive strength and high thermal mass.

Evalast Background Aggregate Block specifications

Length Height Width Unit Weight, Gross Density + 10% @ 5% Moisture:
440mm 215mm 100mm 21.8kg
440mm 215mm 140mm 30.4kg

Key data

Mean Compressive Strength 7.3, *10.4, 17.5, 22.5, *30 N/mm²
Design Thermal Conductivity - Exposed (5%) 1.21W/m.K
Design Thermal Conductivity - Protected (3%): 1.12 W/m.K
Gross Dry Density 1990 kg/m³
Working Dimensions

Face dimensions (mm) : 440 x 215
Notes : *100mm block in 30 N/mm², 140mm block in 10.4 and 30 N/mm²
manufactured to special order only., https://www.forterra.co.uk/wp-content/uploads/2024/04/warning-icon.png

Aircrete or aggregate? We've got the perfect blocks for a perfect job

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