Like many firefighters, I always look at buildings as though I were sizing them up for firefighting operations. One building construction technique that always intrigued me is the metal pitched roof.

After 10 years in print journalism, Nick transitioned to the home improvement space. He has specialized in maintenance, mortgages, home warranties, moving, car shipping, home security and more for 7 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Chris Foster. Design: Christopher Jeffrey The size and shape of an extension is a ...