Transcription of Grout Troubleshooting - Mapei
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GuideGrout Troubleshooting TABLE OF CONTENTSC ement Grout Symptom1-2 Grout discoloration3 Efflorescence4 Tile discoloration5 Grout cracking6 Grout with pinholes6 Powdery Grout in the jointsReady-to-Use (RTU) Grout Symptom7-8 Grout discoloration9 Efflorescence9 Tile discoloration10 Grout not curing11 Grout with pinholes11 Grout crackingEpoxy Grouts Symptom12-13 Grout discoloration13 Efflorescence14 Tile discoloration15 Grout with pinholes16 Grout cracking18-19 ultracare Quick-reference guideOther20 Mapei Technical Institute1 SourcesSolutionsThe mixing water and/or the wash water used to clean had a high content of iron or other potable water, or use Mapei s UltraCareTM Grout Maximizer Grout conditions such as direct sun exposure, hot ambient or tile temperatures, or too much area being grouted at a time before initiating the cleanup process. Protect tilework from direct sunlight during application, and always apply within the temperature ranges of the current Technical Data Sheet (TDS).
5 Sources Solutions The tile material is highly absorptive. Wet the tile surface or use UltraCareTM Grout Release on it, and then use a polymer-modified grout mixed with MAPEI’s UltraCare Grout Maximizer additive. The …
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