Q: How should I clean the slate in front of my house without damaging the mortar or grout? A: Marble and limestone are in one big group of natural stones, those made up mostly of calcium carbonate.
Recently, I wrote a column about how to get ceramic tile grout clean. I received quite a few thank-you notes via the “Ask Tim” page at AsktheBuilder.com. It’s always gratifying to hear from you that I ...