Some flat roofs can hold a small puddle of water here and there especially big roofs but if done to a good standard and the epdm up to scratch small puddles won t cause a problem.
Should flat roofs have puddles.
When these sunken areas appear it s important to examine the problem carefully and determine if it is related to structural damage.
They normally will have at least a inch to a foot slope and many roofers prefer more.
We can stop your flat roof having puddles now.
It s really depends how much water the roof is holding.
Flat roofs should always have a slight pitch for quick drainage of rainwater but sunken areas that create puddles can appear from time to time.
However puddles 1 or more inches deep that linger for days can indicate a significant problem with.
By lori lapierre by their very nature flat roofs do not completely drain after it rains.
Flat roofs should not have puddles.
The design of a flat roof can sometimes prevent rain and precipitation water from draining properly making standing water a common problem.
If it s holding a lot of water this is not good amd firings should have been installed.
A roof should not have puddles because roofs are not designed to hold the weight of a large amount of water.
Flat roofs really shouldn t be flat.
For clarity flat roofs actually have a slight slope to allow rain water to drain off the roof but they seem flat when compared with more traditional steeply sloped roofs.
Long term effects of ignoring ponding water on a flat roof by ignoring long term ponding water on a commercial flat roof you increase the odds of having serious roofing problems.
Not only in the long term can it cause structural damage from the weight of the puddles but in the short term the puddles may cause leaks.
Ponding water is defined by roofers as water that stands in a puddle on the roof for longer than 48 hours.
As a result flat roofs are notorious for developing ponding water.
Home exterior roof flat roofs water puddling or standing on flat roof many so called flat roofs have some ponding.
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.