Flat Roof Parapet Outlet Detail

Roofgard parapet outlet is a roofing outlets to compliment icopal built up roof systems allowing drainage of the roof through the parapet to an external hopper.

Flat roof parapet outlet detail.

The harmer cast iron range provides a wide variety of product configurations for use in all types of drainage installations especially suited for load bearing applications. Prodrain rainwater outlets are a range of versatile units that are available in a large range of sizes for new build and refurbishment applications. 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. Harmer av is a range of high capacity aluminium flat roof outlets harmer detail aluminium outlets are used for balconies gulleys car parks.

Rainwater outlets are also classed as penetrations as they go down vertically through the deck and or horizontally through the parapet. Bauder insulated outlets bauder insulated outlets offer a solution to the problem of maintaining thermal continuity at drainage points. 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. The bre certified high thermal value of the rigid foam body prevents condensation from forming on the underside of the outlet body.

Flat roof detail masonry cavity wall flat roof insulation above and between joists. The large flange provides excellent coverage and is available in various waterproofing membranes to suit the relevant roof covering. Parapet detail masonry cavity wall flat roof with parapet insulation. The following images provide examples of flat roof details.

This video will demonstrate how to create an outlet through a parapet wall using the cure it grp system. Ideal for warm cold and inverted roof construction. Flat roof detail masonry cavity wall flat roof insulation above and between joists. 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.

Courtesy of max baker and the national research council of canada. Flat roof detail examples. 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.