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Posted by Steve on April 16, 2008, 10:22 pm
> About 4 months ago I had my bathroom remodeled and there is now
> cracking along some of the grout joints.
<<snip>>
The general consensus is to use grout in the field, and sanded caulk where
different materials meet or where surfaces change direction.
Different materials expand with temperature at different rates. Caulk is
flexible and gives a little. Grout doesn't give at all. It's really just
pretty concrete. You don't have to use caulk around the slate trim, but it
should be used where tile meets glass or metal.
Surfaces going in different directions, even if of the same material, will
expand in different directions, cracking grout over time. Use the flexible
caulk there.
The most likely repair is to carefully chip out the grout in the places
giving you trouble, to be replaced with caulk. The people who sold you the
grout will be happy to sell you matching sanded caulk.
--
Steve B.
New Life Home Improvement
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