When left unchecked this expansion and contraction will cause the flashing to pull away from the corners and edges of the roof leading to moisture getting trapped and leaks appearing on your ceiling.
Signs flat roof needs replacing.
The largest issue with flat roofs is pooling.
If you find torn places in the moisture barrier and you have leakages coming into your home through the ceiling it is a sign that you need to replace the roof.
Here are some signs that your flat roof should be replaced.
If caught early enough this problem may be repairable.
If you have a tar and rock covered roof and the wind has blown off the tar paper and exposed the undercoat of the roofing you should also probably replace your roof.
Call a roofer for replacement.
With time the roofing materials lose their elasticity causing cracks and bubbles on the roof s surface.
If your roof regularly develops pools of water you should consider having it replaced.
The first sign that the flat roof needs replacement is when it is aging and nearing the end of the warranty period.
Extensive pooling of water.
7 signs you need a new roof start inside.
Adhesion failure bubbling and blistering.
Keep an eye on your rooftop to make sure its in ship shape especially after heavy storms.
It means that that roof has been damaged beyond the point of no return.
Another defect that you can notice without needing to be an expert in flat roofing is blistering and bubbling.