Coarse Aggregate for unbound material (6mm [¼''] s.sized) Coarse Aggregate by limiting the surface area

by limiting the surface area of grains to be coated in cement

Pure sand rootzone construction is the next progression from soil amelioration

To avoid any risk of smothering the sward

See our blending recommendation here

Coarse Aggregate for unbound material (6mm [¼''] s.sized) Coarse Aggregate by limiting the surface areaA very fine single sized 2 6. 3mm coarse gravel aggregate for unbound drainage material. Complies with BSEN 13242 PD 6682 6 Table 4 A blend of sand and gravel aggregates which require the addition of water for the production of well graded consolidated fills. Complies with BSEN 13242 PD6682 6 Table 6 GC80 20 GTC20 15 used for bedding and haunching pipes and cables, especially 100mm diameter plastic drains.