The ponding will make no difference to a well formed good workmanship grp roof.
Ponding on fibreglass flat roof.
However when your flat roof has uneven areas due to sagging an insufficient slope or drainage issues the ponding water doesn t dissipate.
The grp flat roof has standing water or is ponding water into one area.
It s commonly used on extensions and garages and can be one of the most convenient and cost effective roofing solutions since it takes much less effort and labour to install than the alternates.
Ponding on a fibreglass roof is not a problem if the fibreglasser has done his job properly this would only be a cosmetic issue and can be put right by using fillite and resin 50 50.
Despite this the pooling of water can still occur on grp roofing and lead to leaks.
However excessive ponding threatens your roof.
The roof hasn t been properly maintained.
It may also void your warranty.
How to install a fibreglass flat roof in easy steps to learn how to fibreglass a flat roof please read the article and it will take you through the process from start to finish clicking on links along the way will open that page in a new window so it does not hinder the continuity.
On a performing flat roof ponding water is not a problem as it will drain or even evaporate away.
If you notice large pools of water or patches of a darker or lighter colour than the rest of your roof with a dirt stained ring you should.
So if your flat roof is collecting water that doesn t drain or evaporate within 48 hours you will need to fix it.
Standing or ponding water is a regular occurrence with flat roofing in general but one that will not affect the performance of the grp roofing surface.
And the problems above will only occur for three reasons.
Flat roofs by their very nature will collect some water when it rains.
The roof was not installed correctly.
After any rainfall lands on a flat roof water will begin to pool.
The fibreglass roof is at the end of its life span.
The roof however would need lightly a abraiding and refinishing top coat layer.
How to fix ponding on a flat roof depends on the cause of the ponding.
Preventing fibreglass roofing problems.
Grp roofs also known as glass reinforced polyester roofs fibreglass roofs or flat roofing is one of the most popular choices for a variety of reasons.
However puddles 1 or more inches deep that linger for days can indicate a.
By their very nature flat roofs do not completely drain after it rains.
Fibreglass roofing has extremely good waterproofing properties compared to some other flat roofing systems.
It will not degrade the roof.
Grp roofing is an excellent flat roofing system.
Common problems caused by flat roof.