Flat Roof Parapet Detail

Nov 30 2014 explore alex radford foster s board parapet detail on pinterest.

Flat roof parapet detail. While a roof parapet wall may seem like a small detail in the grand scheme of the entire building design it can actually change the dynamic of an entire roof both in terms of cosmetic detailing and safety. Parapet walls are a difficult detail with a long history of failure. 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 cantilevered roof overhangs have a gravel stop metal flashing piece at the roof edge concealing the slope.

On two sides the roof abuts a parapet a short wall common around flat roofs as well as a wall for the third floor. Unlike standard exterior walls parapet walls are exposed to the elements on three sides. Parapet detail masonry cavity wall flat roof with parapet insulation above joists. 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.

Roof membrane temperatures ottawa canada summer day. Here the rubber roof will need to run up the walls and glue to the sheathing. The main roof beyond has a coping cap flashing piece over the parapet wall. Naturally there are many different types of parapets for all the different situations materials construction methods and climates out there.

Furthermore parapets are often inadvertently connected to interior space via balloon framing gaps in structure or penetrations for wiring and mechanicals introducing warm moist. Courtesy of max baker and the national research council of canada. 100 dan road canton ma 02021 phone 1 800 451 2504 sales 1 800 576 2358. See more ideas about parapet architecture details construction drawings.

Typical methods include banding pitch pockets and cover flashings. To keep water from pooling at these inside corners tom rips 2x4s lengthwise on a 45 degree bevel with a table saw. Timber frame flat roof detail. The parapet contains the sloped roof and frees up the architecture to have a perfectly flat profile.

Modern flat roofs with parapet walls. Flat roof detail masonry cavity wall flat roof insulation above and between joists. Banding is typically used to seal soil vent pipes on single ply roofs such as fdt rhepanol pib and involves wrapping an unreinforced membrane around the pipe to a minimum height of 150mm an approved sealant is then applied to the top of the membrane. Parapet detail masonry cavity wall flat roof with parapet insulation above joists.