Just enough slope to drain water but also flat enough to be a problem if not constructed properly.
Problems flat roofs.
One of the most common problems we see with metal roofs is improper repair.
Items that penetrate the roof are by far the most common source of leaks.
But you can avoid the bulk of these problems with regular maintenance.
Just like any roof a flat roof will develop leaks but since it s flat the water doesn t have anywhere to go but straight down.
Flat roofs are known as being problematic with many suffering leaks.
Water will start to damage your roof s material if it does not drain or evaporate within 72 hours and that means regular inspection is particularly important during winter and spring months.
Flat roof defect 1 standing water this is one of the primary causes of flat roof leakages.
Thus it is not easy to find the source of the leak in order to repair it.
However in my own experience the problems with leaking flat roofs are usually as a result of either poor workmanship installing the roof membrane poor maintenance by the building owner or as a result of age.
One problem with maintaining flat roofs is that if water does penetrate the barrier covering be it traditional or a modern membrane it can travel a long way before causing visible damage or leaking into a building where it can be seen.
If a flat roof is properly designed it will typically have a very slight slope.
In fact it s rare for leaks to develop in open areas of uninterrupted shingles even on older roofs.
We love the flexibility of a flat roof for certain design limitations but they have a bit of reputation for leaks and repairs.
Of course flat roofs are not flat but have a very slight roof pitch of between 1 4 to 1 2 per foot.
Fortunately the most common gutter problems can be fixed by the homeowner.
Leaks and moisture probably the most common problems with flat roofs leaks and lingering moisture are issues that can be dealt with effectively as long as you stay on top of them.
The excess weight of leaves twigs and standing water can cause them to sag and pull away from the fascia.
Penetrations can include plumbing and roof vents chimneys dormers or anything else that projects through the roof.
Flat roofs aren t actually flat.
A leak in a flat roof can lead to eventual collapse and tons of property damage if you re not careful.
You can make a small problem worse through that improper repair.