Typically flat roof drainage systems fall into one of the following categories.
Flat roof drainage scupper.
Damage is often caused by clogged drains.
The design is critical and a proper strainer will help with draining water off a flat roof.
Each of these systems can become clogged by debris.
Why flat roof drainage is important.
Gutters collect leaves and stop the flow of water.
Part of a flat roof repair is to make sure it drains properly.
Westport ct flat roof scuppers are the most effective way to remove water from a flat roof.
Flat roofs that are designed to have scuppers as a drainage system are almost maintenance free.
Each of these systems has its own pros and cons.
Scuppers are a very effective way to channel water off a roof.
Scuppers will play one of two roles in a roof system.
A major maintenance issue shared between all types of roof drains is debris removal.
The best is to have a wide scupper 12 or wider so leaves and debris will wash through the scupper instead of clogging it.
Interior drains gutters and scuppers.
Regular cleaning and unblocking of the drains gutters and scuppers is mandatory.
They will either be a part of the primary drainage system or they will be a part of the secondary overflow drainage system a primary drainage system is designed to remove water from the roof as quickly as possible.
There are three types of drain systems commonly used on flat roofs.
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.
A roof scupper is a roof drainage system that provides drainage of a flat roof by allowing the water runoff from the roof to exit the roof through a metal edge parapet wall or through the deck into a downspout or leader.
Scupper drainage systems are characterized by chutes cut out of the parapet walls which extend above roof level.
This guide explains the advantages and disadvantages of the three most common flat roof drainage solutions.
An overflow drainage system will be designed to function independently of the primary system to drain water from the roof.
Open end scuppers allow for debris to be washed off the roof unlike a drain or gutter that gets full of debris.
Wide mouth scuppers are the best for draining water off a flat roof.
Debris and small objects will not get stuck.
Typically water is collected by an external leader head catchment that feeds into a downspout installed.