Pitched Roof Eaves Detail

A notch is taken out of the rafter known as the birds mouth.

Pitched roof eaves detail.

The cavity is closed with a proprietary cavity closer. If a sprocketted or bell cast detail is used then eaves courses should be no lower than the minimum recommended roof pitch. The three primary variables to consider when designing the eaves for a gable roof are the width of the gable trim the projection of the eaves and the details at the corner of the gable ends. Fix a plywood board or proprietary tray to provide continuous support to underlay to prevent water retaining troughs.

The wallplate is secured to the internal wall separated by dpc. Also shows you some tips and essentials for creating details. The wallplate is then used to secure the rafter to. To determine exactly what the rafter tail will look like i always make a full size drawing on a scrap of plywood of all the eaves elements including framing and finish materials see illustration above.

Fix a rafter spacer tray to provide a clear air path between underlay and insulation. Eaves detail the eaves detail shows where the roof members and coverings meet the wall of the dwelling. This first installment of a two part series focuses on eaves that do not return onto the gable. Published on apr 7 2020 this video is about drawing a pitched roof eaves detail showing how the truss connects to the top of the wall.