ST3 is a great concrete for light domestic use and foundations and can be used on residential floors which will be carpeted or tiled.
When do I use it?
- Wall, shed, step and conservatory foundations
- Paving for steps, patios and paths
- Blinding house floors
- Unreinforced mass concrete filling
- Unreinforced strip footings
Concrete strength: Assume to be 15N/mm2 at 28 days