Flat Roof Parapet Design

Courtesy of max baker and the national research council of canada.

Flat roof parapet design.

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. 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. The intent is to create a uniform edge on the outside but a varying profile on the inside along the sloping roof. Underneath the basics flat roofs are usually constructed with a ceiling nailed to joists which support a deck usually wood in residential construction a vapor barrier insulation and a roof board.

The parapet itself is standard wood framing with an applied siding in this case t g 1 4 cedar. Drawing a flat roof with center drain and parapet walls training videos drawing a flat roof with center drain and parapet walls. Using the gable roof line tool. Ask any architect and they ll tell you that hardly any other type of architecture is as timeless and modern as that of flat roof houses.

Soffits fascia and gutters. Roof membrane temperatures ottawa canada summer day. Locking and protecting roof planes. The height of the parapet shall be not less than 30 inches 762 mm above the point where the roof surface and the wall intersect.

Another is to create a custom gravel stop drip edge flashing piece that changes profile along the length of the roof to compensate for the change in pitch. From there the flat roof system you choose will determine the materials you apply. If you didn t get it right you concentrated the stresses at roof edges and you could suck in a parapet or tear or rip a membrane at the parapet photographs 3 and 4. The dialogs that influence roof design.

One way is to design the roof to have a parapet wall covering the roof edge. Jan 6 2016 explore lorna kimpton s board parapet roof on pinterest. Regardless of how new or modern a house is there is a good chance that it will be topped off with a flat roof now but if you can t picture how great they look we. Flat roofs can be used to create box shapes cantilevered into daring overhangs or can be planted to create usable vegetated gardens.

See more ideas about parapet roof lantern flat roof. The assembly is straight forward but what complicates matters is that the roof needs to be vented.