Should Flat Roofs Have Puddles

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.

Flat roofs really shouldn t be flat. 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. Flat roofs should not have puddles.

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. Our unique formula of recycled rubber crumb polystyrene balls and binder fill up the areas where the puddles were on your flat roof making your flat roof flat again. Flat roofs do not drain as effectively as pitched roofs. They normally will have at least a inch to a foot slope and many roofers prefer more.

However puddles 1 or more inches deep that linger for days can indicate a significant problem with. 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. 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. When these sunken areas appear it s important to examine the problem carefully and determine if it is related to structural damage.

By lori lapierre by their very nature flat roofs do not completely drain after it rains. We can stop your flat roof having puddles now. It s really depends how much water the roof is holding. As a result flat roofs are notorious for developing ponding water.

If it s holding a lot of water this is not good amd firings should have been installed. Ponding water is defined by roofers as water that stands in a puddle on the roof for longer than 48 hours. The slope should be a minimum of 1 in 80 but in practice a minimum slope of 1 to 40 should be used to allow for deflection of the roof and for normal building tolerances.