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missmollyd

Tile/Grout Cleaning-White Build-up

Hello and thanks for any advice-

I have a 5 yr. old shower that was built new construction (wood frame construction floor and slope) and had waterproofing, and shower pan testing. It has developed areas of white build-up in the grout lines and now accross some of the tiles. We have a well but do have a softener and have had the water tested and it is not hard. The tile is 2x2 porcelain with Prism Color Consistent Grout. I consulted with Custom Building Products and they recommended Aqua Mix Nano Scrub which I tried which didn’t resolve the problem. Any recommendations on products to try? If it will require an acid based product I will contact a professional. Thanks for your help!


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