Roof Drains Or Scuffers

Scupper drain 11 3 4 inches wide x 11 3 4 high x 8 long deep drain opening area with 4 in.

Roof drains or scuffers.

In short a scupper is a detail that provides drainage to a roof system 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 not run through the interior of the building. Cast options ranging from iron to stainless steel. This is the best type of scuppers because it has a wide opening to allow debris to wash off during a good rain. The best draining system for a flat roof.

E there is at least one drain for each 900 m 2. This is a small flat roof with a wide mouth scupper. The factors which affect proper roof drainage are deck slope drain flashing size and placement of drains. 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.

This will never clog up with leaves. Scuppers are commonly used on flat roofs that have a parapet or other type of perimeter barrier enclosing the roof. Scuppers are open holes or channels cut into the roof edge or parapet. Scuppers are roof drains on the edge of the roof.

Scupper roof drains from zurn manufactures a variety of sizes and finishes. 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. The full flow capacity of a drain is not realized until the water reaches approximately 2 5 inches above the inlet in a four inch drain and 3 5 inches in a six inch drain. An overflow drainage system will be designed to function independently of the primary system to drain water from the roof.

The roof is sloped toward the scuppers and water simply drains out through the scuppers. Scuppers will play one of two roles in a roof system.