5447 roof basics.
Flat roof drain through a paripit.
Using this method permits adding a drain at the roof s low point.
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.
6123 hip roof.
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.
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.
Basic function on flat roofs and in parapet walls scuppers function essentially as a continuation of the roof membrane.
Manually adjust roof planes to have a negative pitch to create a parapet wall structure with a center drain.
Scuppers install into perimeter curbs and parapet walls on your roof and.
They can be used in conjunction with gutters an down spouts to diverts the flow to the desired location.
This new torch on flat roof is leaking because the parapet walls and the coping stones are defective water damage to the ceiling below from the leaking ceil.
Training videos drawing a flat roof with center drain and parapet walls.