Q: I need a new roof and am in the process of getting estimates. Currently there are three layers of shingles, which I am told is the limit. I can't decide whether to tear off the entire roof, adding ...

Asphalt, wood shakes, slate and other overlapped roofings are fine until they meet an obstruction. Up against a dormer, a vent pipe, a chimney, they need flashing — a patchwork of metal sheets, and ...

Q. My roof is leaking, and my last attempt to get it repaired was fruitless. It rained again and water still came in. Where do most roof leaks happen? Is it OK to use caulk or black roofing cement to ...

Q. We closed on our house in March 2010, and the first thing we did was install a new asphalt shingle roof. Last fall, when I was cleaning my gutters, I noticed exposed wood/sheathing where the cedar ...

Q. I had a home built this year and decided to have it inspected. The inspector found a problem with the “counter flashings,” which he said were improperly installed. The metal flashings are on the ...