Should Flat Roofs Hold Water

Leaving water on a flat roof for less time can help minimize roofing damage.

Should flat roofs hold water.

The most common reason that flat roofs hold or pond water is because of inadequate or obstructed drainage. But such a low slope holds snow and water much longer than a steeply pitched roof and therefore needs a very different material to stay watertight. Even flat roofs contain a slight slope to maintain positive drainage. The consequences of your flat roof collecting standing water.

There s a problem with flat roofs. However puddles 1 or more inches deep that linger for days can indicate a significant problem with draining. The good news is that this cause of ponding water is usually the easiest to correct with scheduled roof maintenance. By their very nature flat roofs do not completely drain after it rains.

Ponding water is typically a sign of a drainage problem that needs to be addressed because when left unaddressed ponding water on a roof can. The design of a flat roof can sometimes prevent rain and precipitation water from draining properly making standing water a common problem. Roof systems are simply not designed to hold water. Flat roofing is not actually flat.

There can be a host of reasons why ponds of water may appear on your roof after bouts of rain so it s important to know what remedial action to take if your property is suffering.