Flat Roof Parapet Detail

Parapet detail masonry cavity wall flat roof with parapet insulation above joists.

Flat roof parapet detail.

Parapet walls are a difficult detail with a long history of failure. Here the rubber roof will need to run up the walls and glue to the sheathing. The first example below shows a hybrid of traditional flat roofs. The cantilevered roof overhangs have a gravel stop metal flashing piece at the roof edge concealing the slope.

Unlike standard exterior walls parapet walls are exposed to the elements on three sides. To keep water from pooling at these inside corners tom rips 2x4s lengthwise on a 45 degree bevel with a table saw. See more ideas about parapet architecture details construction drawings. 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.

Modern flat roofs with parapet walls. 100 dan road canton ma 02021 phone 1 800 451 2504 sales 1 800 576 2358. The main roof beyond has a coping cap flashing piece over the parapet wall. What typical detailing methods are used to seal flat roof penetrations.

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. Nov 30 2014 explore alex radford foster s board parapet detail on pinterest. Parapet detail masonry cavity wall flat roof with parapet insulation above joists. Timber frame flat roof detail.

Typical methods include banding pitch pockets and cover flashings. Furthermore parapets are often inadvertently connected to interior space via balloon framing gaps in structure or penetrations for wiring and mechanicals introducing warm moist. Naturally there are many different types of parapets for all the different situations materials construction methods and climates out there. Courtesy of max baker and the national research council of canada.

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. On two sides the roof abuts a parapet a short wall common around flat roofs as well as a wall for the third floor. Flat roof detail masonry cavity wall flat roof insulation above and between joists.