Rob Robillard is a general contractor and editor of AConcordCarpenter.com. Q. What is the proper installation for a squirrel-protector cap for a residential chimney? I’ve been told that our cap is too ...

Q: After my roof was redone, the roofer suggested covering the chimney flues with a chimney cap. How can I tell how many flues I have, and how can they be covered with a cap? A: It's a matter of ...

Chimney caps are the workhorse of the rooftop: They help exhaust smoke and prevent downdrafts; they keep water at bay; they protect the chimney's brickwork and they ward off critters like birds, ...