First, remove the skylight’s counterflashing. On some units, you have to remove the whole glass frame. On other models, you simply unscrew a metal channel from the curb. Next, pry off the old shingles ...

This video demonstrates how to install a plumbing pipe boot flashing on a ribbed metal roof. We use Butyl Tape as the primary sealant and Sashco Lexel for added protection. A simple and effective ...