Q: You have written about spalling or flaking bricks and why they’re that way. You said a cap of stone, wood or metal is needed to keep rain and snow out. Would you please explain what kind of cap you ...

Q: I live in a townhouse where brick surrounds the base of the house. This year, I’ve been finding that the outer surfaces of some of the brick have been peeling off. What is causing this? Does it ...

Q. Some bricks on the front of my home are deteriorating; I have no idea if it is an animal causing it or what. Any remedy or repair you could recommend? A. Brick is porous, and the older it gets, the ...