Types Of Roof Drainage Systems

Types of residential drainage systems.

Types of roof drainage systems.

1 gravity drainage a gravity drainage system simply relies on gravity to move the water from the rooftop to the ground. Downspout and gutter system. The first step in sizing a roof drain is to calculate the surface area of the roof that the. Internal drains constitute a common drainage system is most commercial buildings.

The downspout drain should extend away from the walls and preferably direct the water to a storm sewer or catch basin. If your home or business building has a flat roof it s of the utmost importance that you install a roof drain. 4 types of roof drains explained. The drainage pipes are placed under the roof and in the walls of the building.

These are the most common in residential areas but commercial buildings can also have gutters installed on the. While each drainage system will be different to best accommodate the roof it drains there are only two primary drainage systems that are suitable for commercial flat roofs or low slope roofs. The four types of drain systems gutters. The 3 most common drain systems of a flat roof.

Rain gutters are the most common drain system in use for all types of roofs. A gutter and downspout system help drain away all roof water away from the house walls. For surface drainage to be successful ditches must be dug in a parallel pattern. Gutter drainage system roof water can cause havoc if not well drained.

Conventional gutter systems such as those used on most houses are suitable for some low slope roofs. The ditches are shallow and will act as.