Why Flat Roofs Are Not Actually Flat

07/27/26

“Why are flat roofs not actually flat?”

Building descriptions should be accurate to their name. But flat roofs completely buck this trend. Flat roofs typically have a small degree of slope (typically ten degrees of less) to allow water to runoff the roof to avoid pooling. This is Why Flat Roofs Are Not Actually Flat.

• Earth/Climate science
• Engineering
• Urban Systems