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 ...

The bricks in the front of my home have been flaking off. This is a southwest-facing wall. Can you tell me why this is happening? Is there a way to repair the brick? What can I do to stop further ...