Q: I put a new Carrera marble tile backsplash in my son’s home two years ago. The grout is secure, but touch it and it comes off like salt particles. Even without touching it, it is all over the ...

Q:I have a continuous problem with the caulking around the tub. This tub is used only for baths: no showers. I dutifully wipe down and dry the caulk and tub after each use. Is it possible to edge the ...

Q: I have a continuous problem with the caulking around the tub. This tub is used only for baths. I dutifully wipe down and dry the caulk and tub after each use. Is it possible to edge the tub with ...

A. From the behavior of that grout, I think you used sanded grout and just plumped it in willy-nilly, so it started to deteriorate from day one. Also, if you used a small trowel, you might have worked ...