1. Slab on Ground Floors
    Construction systems where a foundation slab is laid without a basement either directly on the ground or on insulation directly in contact with the ground.
  2. Steel Frame Floors
    Steel can be used to provide a sturdy beam and joist subfloor frame, and is often supplied and installed in modular form.
  3. Suspended Slab Floors
    Made from concrete with steel reinforcing, these floor slab are suspended above-ground.
  4. Timber Frame Floors
    Timber is commonly used for residential floors using beams and joists and can be delivered as floor cassettes and attached to stumps on site.