Garage in Frederick, MD
Part framing and part concrete addition shows metal lath on frame areas. Brushed aluminum soffit vent is from 
Pittcon Industries, in Hyattsville, MD.
This kind of vent is made for 3/4" stucco, they have othervents for other materials.
Here soffit vent is cut and placed in soffit before metal lath is applied. Ceiling and wood-framed areas have metal lath applied, waiting for mortar.
Vent is covered with red tape before mortar is put on. Here, you can see how vent is
placed between the beams.
Brown coat on side wall. Mortar is bonded to concrete using flex-con in the scratch coat.