What is a scupper drain for roofs?

What is a scupper drain for roofs?

Description: Scuppers are used to provide an outlet through parapet walls or gravel stops on flat and built-up roofs to allow drainage of excess water. They can be used in conjunction with gutters and downspouts to divert the flow to the desired location.

What are the drains called on the roof?

roof drainage systems
Many people ask, “What are roof drains called?” and they are simply called roof drainage systems. The drainage system starts at the roof line and then you have roof drainage to ground. The components that you need for a roof drainage system is a gutter system and downspout.

What is a secondary scupper?

Location of Secondary (Overflow) Scuppers They are typically installed at a point in the parapet wall that is as close as possible to the primary drain for that area. In this case the overflow scupper will be installed in the nearest, lowest part of the wall that water can directly flow to from the drain location.

How do I keep my roof drains clean?

With the roof clear of leaves, you can begin cleaning the roof drains. Using the hose, run water through each one to make sure it’s draining easily and freely. Use the brush to remove any light debris that might be stuck to the side. Finish by flushing out once more with water and repeat for every drain on the roof.

How many roof drains do I need?

Take the roof’s total square footage and divide by the total square footage handled by one drain. The result is the number of drains needed. For example: 50,000 / 4,400 = 11.36; or 12 drains required.

How do flat roofs drain water?

They use an interior system of pipes, which can be found below the roof, to carry water away from the home’s foundation. The drains are typically placed in the center of the roof. The pipe system is protected by the roof and walls of the building. This minimizes the pipes’ risk of bursting, cracking, or freezing.

How can I improve my flat roof drainage?

If this is the case, then the easiest fix is to fit an internal drainage system. These are located in the central points of the roof, and transport rainwater underneath the membrane to a nearby sewer. They’re extremely effective as they can be placed anywhere, but they also require regular maintenance.