It hangs from the projecting end of a gable roof.
Gable roof barge board.
They appear as an inverted v under the edges of the roof verge protecting the exposed materials much like a fascia.
That rafter outside forms the overhang for the barge boards to fix to and so the soffit boards and ventilation are continuous all the way around the structure.
Ladder trusses are made up using four noggins bridging at each corner to support a rafter outside the building.
Bargeboard is exterior house trim usually ornately carved that is attached along the roof line of a gable.
Now let s get this right by gable barge boards we mean the triangular pieces of timber bit at the top right.
Originally this victorian wood trim also called vergeboard or verge board verge being the end or edge of a thing was used to hide the ends of rafters.
The ridiculous thing is there s no reason to have barge boards at all.
The picture above shows the plan view of a gable roof.
What s the point of sticking exposed softwood boards on the most.
It s just as quick to finish the top of a gable off with pointing or render.