15MPA is a low strength concrete, typically utilised as a blinding mix to prepare ground beneath pavements and footings.
20MPA is generally used for residential foundations, footings, garages & footpaths.
25MPA is a versatile strength for construction in all areas, primarily used for foundations, driveways & footpaths.
32MPA concrete tends to be for pathways, roadways, external walls and slabs as well as for structural piling. This mix is more durable than the grades that have come before, and thus is much more weather resistant and can take heavy road traffic.
10mm Aggregate is a small aggregate which is high strength and easy to finish, not recommended for structural foundations.
20mm Aggregate is a high strength structural aggregate, perfect for foundations and larger projects.