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 ...

The dormer requires the person building it to have a complete understanding of roof flashings. Without this, you'll have leaks in your roof for sure. 2. Real or fake ...

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 ...

In this week’s column, I’m going to explain where almost all roof leaks happen, and how simple it is to prevent or fix them. Most professional roofers will agree that a roof’s flashing is at the ...

Q: Tim, I really need your help. 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 ...