Cleaning an antiqued style Travertine tiled floor

I had a call from a lady who wanted the Travertine tiled floor in her kitchen cleaned, the Travertine tiles actually extended further into the adjacent room but in this case it was only the kitchen she was concerned with. The sealer that had been used on the floor was 'Lithofin Stain Stop' which is sold primarily to the domestic market; it's an appropriate sealer for Travertine but in a high traffic area such as this kitchen it had been worn down allowing dirt to get trapped in the Read more...