Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it? Maybe. Most codes now allow no more than two layers of roofing before requiring a complete tear-off. So, if ...

Arizona State University, Phoenix, and 3M test a 'cool roof' coating at an outdoor shelter to reduce heat for the homeless.

The Technology Behind Making Roofing Sheets Hey there! Have you ever looked up at a roof and wondered how those sheets ...

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

Rust and Corrosion: While most metal roofs have a protective coating to prevent rust ... and twigs will ensure proper water ...