Cleaning & Maintenance Management Online

Tuesday's Ask the Experts: Tile care

April 5, 2011
Tuesday''s Ask the Experts question from a cleaning professional on the International Custodial Advisors Network (ICAN) "Ask the Experts" page: We had two different brand of ceramic tiles installed about a year and a half ago in a bar and restaurant. We have been having problems with the tiles losing their brilliance when an acid is spilled on the tiles. Tonic, lemon juice, and any other mild acid make the tiles become blotchy. What could cause this problem and how can we solve the problem?
The answer:
Our first thought is that ceramic tile is capable of holding up to anything short of direct blows with hard objects. However, the Ceramic Tile Institute cautions about this view when acids are involved. You will find this material interesting. www.ctioa.org/reports/fr43.html. There are a couple of possibilities. First, the tile may have some sort of surface treatment applied... — Lynn E. Krafft, ICAN/ATEX editor
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