Rinse the slate floor with a clean mop and clean warm water.
Chinese slate floor tiles cleaning.
Riven green slate kitchen floor cleaned and sealed in oldham january 21 2020 dealing with limescale staining on slate shower tiles in middlesex november 30 2019 removing multiple coats of sealer from a dull slate in south yorkshire november 25 2019.
The old sealer protecting the tile and grout from stains had virtually vanished because the customer in basingstoke had been using washing up liquid to clean them.
Use the wet vac to remove the clean water.
Ideally you should dust mop your slate floor every day and damp mop it once a week.
In this case the tiles were chinese slate and were proving very difficult for the property owner to keep clean due to the lack of sealer to protect against dirt and stains.
You can clean slate floors regularly with a dust mop a broom and a damp mop.
Cleaning and sealing black chinese slate tiles in basingstoke you can see from the photograph below how dirty these black chinese slate tiles and grout had become.
The grout in particular was quite discoloured and of increasing concern to the owner prompting up the decision to contact me about a restoration job.