Metal roof pros include durability and a 50-year life span, but they are more expensive than asphalt shingles.

One way to reduce costs is by installing a metal roof over shingles. Our comprehensive guide will the benefits and drawbacks of this project, as well as the installation process and pricing.

Check Sealants and Fasteners: Inspect metal roofing screws, bolts, and any visible sealants around joints to make sure ...