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Bathroom Fitting Question
Grout may have become porous would grout sealer sort it for the time being?
whilst we research all possible solutions.
try masonry silicone
Answered 17th Nov 2011
If agood quality grout was used i doubt it would be porous more likely minute cracks in certain areas, scrape out with a grout file and re grout ,wear a mask it will be dusty work
Answered 30th Nov 2011