Parapet Detail Flat Roof

Minimum of 12 to top of parapet.

Parapet detail flat roof.

The assembly is straight forward but what complicates matters is that the roof needs to be vented. To wall sloped roof no overhang ledger support. See more ideas about parapet architecture details construction drawings. Parapets dramatically reduce these pressure differences at roof edges figure 3.

To address these conditions detailing must provide excellent bulk water management of roofing parapet wall and parapet cap venting to promote drying and careful attention to separating the parapet from interior spaces. A flat roof usually consists of the following. A parapet roof is simply put when a building s outermost walls extend upwards past the roof around the edges most often by a few feet. What types of penetration are typically required in flat roofs.

Exterior wall parapet rafters prep. At the highest point of the sloped roof the parapet is about 10 tall at the lowest point the parapet is about 14 tall. When wind blows against a building it produces vortices at the roof edges that create huge pressure differences at roof perimeters that can suck roofs off buildings. Waterproof membrane to prevent water penetrating the structure and interior of the building.

A roof is considered to be flat when it is of a slope of 1 5o to the horizontal. Common penetration details include soil vent pipes hot pipes from boiler flues or log burners electrical cables for air conditioning units extraction ducting and tracks for mechanical window cleaning systems. 100 dan road canton ma 02021 phone 1 800 451 2504 sales 1 800 576 2358. The parapet itself is standard wood framing with an applied siding in this case t g 1 4 cedar.

Height of roofing at wall. A parapet is a part of a roof that eliminates the danger of a flat roof while opening up a wealth of opportunities to use roof space safely and effectively.