Roof Eaves Design

Types of eaves.

Roof eaves design.

See more ideas about architecture architect architecture house. A roof can come to an end in basically three ways. An open eave has a pronounced overhang often revealing projecting roof beams or brackets. A box eave is enclosed with a soffit.

Trusses streamline construction but it s important when using them to make sure the resulting eave works with the design of your building. The design of your eave is dictated by the construction of your roof. 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. Your angled roof overhang at the house eaves is a very common design sketch at left.

Roof eaves are extensions of rafter structure outside of the house frame. If a sprocketted or bell cast detail is used then eaves courses should be no lower than the minimum recommended roof pitch. I recently built a small outbuilding with a 6 in 12 pitch roof that offers a perfect example for showing the process i use to build eaves and rakes. Construction imagesroof overhanggable roofflat roofmake a donationengineeringpresentationhouse designframe flat roof overhang framing.

Aug 19 2020 explore steve straughan s board roof eaves followed by 137 people on pinterest. But are they really necessary. Before manufactured trusses the simplest roof construction involved extending exposed rafter tails beyond the walls of the house. One way is to design the roof to have a parapet wall covering the roof edge.

Individual rafter extensions block extensions are effective when you have a proper slope of the roof. As long as the air path up under the roof is not blocked by insulation perforated soffit panels on the under roof side of that overhang will work just fine. With composite siding such as boral s truexterior siding over a ventilated rain screen and with properly executed flashing at the windows and doors the walls on the fhb house will be able to handle rain just fine. Roof overhangs at the eaves and rakes protect the walls below from rain and sun.

Start with the rafter tails the main component of any eaves detail is the rafter tail the part of the rafter that extends beyond the exterior wall. Fix a plywood board or proprietary tray to provide continuous support to underlay to prevent water retaining troughs.