sia House – uncomplicated, simple and quick
3 Visible concrete with a perfect surface finish


                        1
                    

Preparatory steps
- Cover the floor and surroundings
- Sand down any concrete seams until flush, using grinding discs or a diamond milling disc
                        2
                    

Sanding off
- Key the surface to remove any traces of parting agents
                        3
                    

Extra fine
- For an extra fine surface, sand with fleece
                        4
                    

Impregnation (optional)
- The concrete can also be impregnated to protect against stains (e.g. coffee or grease)

Visible concrete with a perfect surface finish

Expert tip
If you plan to paint the surface, the concrete surface must be keyed to enable better adhesion. Alternatively, pretreat the surface with an etch primer.