Q. I am installing flagstone and some paving brick on top of a concrete patio. A book I read suggests mixing sand, cement and hydrated lime in different proportions to make the mortar mix. What is ...

Q: Mortar is falling out of the inside of the granite foundation in my 137-year-old house, and wind and rain are coming through. What can I do to stop it? A: When mortar comes out, put new in. It's ...

Dear James: We have a brick house and the mortar between the bricks has fallen out in spots. It looks terrible. What is the best method to repair this and how can I get new mortar to look like the old ...

Brick walkway or patio mortar joints need to be almost level with the brick tops to avoid water damage, as well as deter unwanted plant growth. Repairing the mortar joints between walkway or patio ...

Question: It appears I wasted some money five years ago. I had my brick building repointed with new mortar, and it has deteriorated quickly. Do you have any idea what caused it to happen? The building ...