Flat Roof Scupper Leaks

Scuppers are perfect for getting water off a roof but if water flow is restricted and water backs up into the scupper again that will cause leaks.

Flat roof scupper leaks.

Inner drainage systems can t be seen from outside. Scuppers flat roof repair the cause of a major leak was due to incorrect leader headers on the other side of the wall. Flat roof leaks are common because of many factors. Sealing the most critical part of your roof the draining area scupper hope you like it guys.

Drain pipes are inside the building and therefore will not freeze during winter. Corners on windows doors and scuppers are prone to cracking. The most likeliest cause of leaks is flashing. Greetings from ca usa eric.

With rainstorm debris and leaves get washed off the roof low maintenance inexpensive a roof will not get flooded as in a drain or gutter. The sketch at left common leak points at flat roof drainage systems. Click to enlarge any image scupper drains become blocked by leaves or other debris through building drains upper right in the sketch become clogged internally and burst flooding the building or leaks occur around the drain itself where it penetrates the roof. This scupper is way to small for the size of this flat roof.

Smooth stucco is prone to cracking. Wherever there is a transition from the roof surface to an object like a vent pipe wall or drain flashing is present. If it is wide enough the scupper will not get clogged with leaves. When you look for what is causing the leak then look at cracks at all the flashing on the roof.

Combine the two of them and its almost a gurantee there will we cracking in the corners of smooth stucco scuppers. Scupper in good shape.