What type of material is this ? ceramic stone ?

Have you taken any moisture reading on this floor? it could be efflorescent . have you tied to test removing with an acid based cleaner? If so what were the results?

Need more information if possible.



John E Freitag


The Stone & Tile School

Office 407-567-7652

Cell 407-615-0134






From: Roger Konarski []
Sent: Sunday, February 23, 2014 10:02 PM
To: Stone and Tile PROS Technical Support
Subject: [sccpartners] Bad Case


Please see the attached picture. Is this a bad case of efflorescence ?




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