A flat roof is the easiest type to build and ... When they're blocked by leaves or other debris, water pools on the roof.

A common misconception is that roofing shingles, typically used for sloped roofs, can be applied to flat roofs without consequence. This belief often leads to a range of problems that can ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Lowe Larretta is former lead editor for Forbes Home, covering all things ...

It is a tar-paper roof, applied by professionals over a flat wood surface. They had no idea how to add a slope after I said the roof was gathering several inches of water after heavy rainfalls.