Q. I often hear clients complain that they like the look of their tile kitchen counters, but that it’s too hard to keep the grout lines clean. Is there any kind of grout that resists staining, or a sealer that works?

A. Michael Byrne, director of the Ceramic Tile Education Foundation, responds: The problem with discolored grout in kitchens is all too common, but it doesn’t have to be that way. There are three main issues: Choosing the right grout and grout color, installing it correctly, and sealing it with the right product. Tile choice can also make a...

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