Gutters collect leaves and stop the flow of water.
Flat roof scupper drain.
Typically flat roof drainage systems fall into one of the following categories.
Flat roof drains scuppers gutters and drainage systems on flat roofs one of the most overlooked items on a flat roof is the draining system.
Each of these systems has its own pros and cons.
It is always best to have a professional design your drain placement and size.
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A major maintenance issue shared between all types of roof drains is debris removal.
Scupper drainage systems are characterized by chutes cut out of the parapet walls which extend above roof level.
15 inch items stylish leaderhead and overflow spouts.
This table is based on zurn s roof drain vertical requirement for horizontal roof areas at various rainfall rates table.
There are several drainage solutions available for flat roofing and it is important to consider the pros and cons of each system before making a decision.
Why flat roof drainage is important.
Debris and small objects will not get stuck.
Flat roofs that are designed to have scuppers as a drainage system are almost maintenance free.
The result is the number of drains needed.
More attention should be given to the location of a drainage system to avoid future problems.
Flat roof drainage system specifications designs troubleshooting problems solutions for interior drains on flat building roofs flat roof drains scuppers and screens questions answers about keeping the flat roof drainage system working or about installing new drains in a flat roof.
Sometimes a combination of inner drains scuppers and gutters can be used to lead water off a roof.
The best is to have a wide scupper 12 or wider so leaves and debris will wash through the scupper instead of clogging it.
Wide mouth scuppers are the best for draining water off a flat roof.
Each of these systems can become clogged by debris.
Open end scuppers allow for debris to be washed off the roof unlike a drain or gutter that gets full of debris.
Interior drains gutters and scuppers.
Take the roof s total square footage and divide by the total square footage handled by one drain.
The above sizing data is offered as a guide only.
Regular cleaning and unblocking of the drains gutters and scuppers is mandatory.
This guide explains the advantages and disadvantages of the three most common flat roof drainage solutions.
Scuppers are a very effective way to channel water off a roof.
There are three types of drain systems commonly used on flat roofs.
Calculate drains needed.
