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.
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.
However puddles 1 or more inches deep that linger for days can indicate a significant problem with.
Home exterior roof flat roofs water puddling or standing on flat roof many so called flat roofs have some ponding.
A roof should not have puddles because roofs are not designed to hold the weight of a large amount of water.
According to the national roofing contractors association pooled water in excess of 48 hours can start to become problematic.
By lori lapierre by their very nature flat roofs do not completely drain after it rains.
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.
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.
After the 2 days the water is going to start sinking into the roof system.
Flat roofs should not have puddles.