A lookout, lookout rafter or roof outlooker
Definition-of.com Dictionary definition of roof outlooker
/ref> is a wooden joist that extends in cantilever out from the exterior wall (or wall plate) of a building, supporting the roof sheathing and providing a nailing surface for the Fascia (architecture), fascia boards. When not exposed it serves to fasten the finish materials of the eaves.
Notes
Roofs
Building engineering
Structural system