CS_April14_Weep_Fig2

The bed joint of mortar needs to be spread (a). Then, a masonry unit is laid (b). Mortar is displaced to allow for wee placement (c), and the air vent material is placed (d). A bed joint of mortar needs to be re-spread in front of the air vent material (e). Finally, a masonry unit is laid to the air vent material and into the bed joint of mortar (f).