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Waterproofing

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Patching the grout joints to stop the leak is a band aide approach. It does not fix the problem, rather it is only fixing the symptom of the problem.

Ceramic and Porcelain TilecracksExpert AnswersfailuresLeakRepairsWaterproofingWet Areas
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Exterior decks are one of the most common failures in building construction because they are normally constructed incorrectly.

Ceramic and Porcelain TileExpert AnswersExteriorfailuresinstallationLeakMoisture ProblemsWaterproofing
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I’m guessing that the terrazzo floor is the cementitious type and not the epoxy type, but either way, f the terrazzo floor was originally installed correctly, it should not have been harmed by the flood.

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There should be a water proof membrane on the shower floor and walls, and it needs to be installed correctly with the appropriate transitions and slopes to drain.

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My granite shower bench had a negative slope when installed and my builder had it taken out and replaced. However in doing so the green board that was underneath came off with the old seat. As a result they cut out and around the torn green board leaving exposed drywall edges around the seat area and simply dropped in a piece of cement board, put down mortar and replaced the granite bench. To further complicate things,

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How do you waterproof a tile floor that is already installed? – trying to waterproof 18 x18 inch ceramic tiles on bathroom floors. spills are passing through to the floor below.

Moisture ProblemsRepairsWaterproofingWet Areas
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Adhesive and Grout for Underwater – Is there a waterproof grout and adhesive? One that could be underwater such as in a birdbath?

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Suitability of Stone for Steamroom – We are interested to use light colored marble or limestone for floor and wall coverings in a TURKISH BATH (steam bath). We would appreciate if you could inform us what specifications of the candidate materials we have to consider as most critical for the material to have the best possible behavior in the above conditions.

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Expansions Joints – Which factor would have the greatest influence, lack of an expansion joint (longest run is 38′) or lack of moisture proof membrane beween the plywood and the tile? The house is 9 yrs old – why no problems until now – initiated use of a humidifier in the basement last summer or the cold snaps in Jan & Feb (55F to -7)?

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I have been asked to look at couple of interior ceramic tile floors in Central Florida that have had flooding occurrences, then noticed loose, lifted and/or cracked tile (not just cracked grout joints). In the flooding cases, the thin-set is bonded partially to the tile and partially to the substrate as well as small areas of debonding at the tile. Are different types of tiles and mortars used in outdoor applications versus indoor? I am being pressed to explain why the tiles outside do not fail.

Ceramic and Porcelain TileExteriorInteriorMoisture ProblemsselectionWaterproofing
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