Flat Roof Scupper Drain Detail

Of course the best designed flat roof has the correct amount of pitch to drain the water off naturally.

Flat roof scupper drain detail.

Scuppers are roof drains on the edge of the roof. The top of the roof side flange is extended into a masonry joint. The scupper is locked and soldered to the closure flange on all sides. There are some residential roofs that are built like commercial roofs and more likely have an inner drain system.

The best draining system for a flat roof. Firestone has developed cad drawings of its tpo installation details to assist roofing professionals with the specification of firestone tpo roofing systems. When a scupper is connected with a down pipe the chances are it will freeze during winter and not drain any water. A canale roof scupper is a spout drain installed in the parapet of a flat roof building to drain rainwater.

Hold your cursor over the file name to view when a drawing was last updated. Smith carefully designs and manufactures a full line of roof drains deck drains scupper drains promenade and parking area drains and more to satisfy both the artistic eye of the architect and the calculating mind of the engineer. Each of these systems has its own pros and cons. There are three types of drain systems commonly used on flat roofs.

It is best practice not to place drains near skylights. Notice that the new drain extends through the shortest possible route to the building exterior where it is conducted to ground or to a storm drain. The detail drawings are grouped by details and can be downloaded below in dwg or pdf format. A scupper is almost always part of a peripheral drainage system which is a drainage system in which the water drains off the sides of the roof instead of through the roof itself using drains an internal drainage system.

On the roof side overflow scuppers can be detailed similar to detail 10 5d. If water ponds on a flat roof it could lead to problems later on. Adding drains for ponding roofs it is possible to add new roof drains to relieve ponding on a sagged flat roof as shown at left. The detail shows an alternate method of constructing either type of scupper.

Unlike most industry standard roof canales made of wood and sheet metal which deteriorate rapidly in a few short years our fiberspan concrete canales roof scuppers endure the most extreme of weather conditions for many years. Download free high quality cad drawings blocks and details of roof drains organized by masterformat. Using this method permits adding a drain at the roof s low point.