Pry, chisel and scrape off old metal flashings and roofing cement. Before you do anything, get your ladder, roof brackets and safety harness set up so you can work safely and efficiently on the roof.

Flashing is a good way of preventing water from entering a dwelling at the point where the roof meets the walls. To begin the installation, fold a five-by-seven piece of aluminum flashing lengthwise.

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 ...

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 ...

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 ...

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 ...