Plumbing vent flashings are notorious spots for roof leaks. If you have a leak in the general area of a plumbing vent, check the condition of the vent flashing. Look for rust holes or gaps around ...

Q: I was looking at my roof and I noticed a dark streak where two roofs meet and form a valley. I had a contractor friend check the shingles and he said I had a couple of years left before the roof ...

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 ...

Learn how to install a plumbing pipe boot flashing on a ribbed metal roof using a simple, effective method. This video demonstrates the full process, including the use of Butyl Tape as the primary ...

Several weeks ago, I wrote about the different types of roofs you can use on your home. I should have realized it would create a tsunami of help requests regarding roof leaks at my “Ask Tim” page on ...

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. 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 ...