Before: Eroded, washed out mortar joints can lead to energy loss and leaks.	After: Tuckpointing and cleaning the mortar joints gives the masonry wall a clean watertight finish.
Before: Separations between brick and mortar allow the ingress of air and water.	After: Tuckpointing the mortar joints seals the gaps that could lead to energy loss and leaks.
Before: Exposed edges on brick provide an unnecessary ledge for water to sit on and eventually penetrate into the wall.	After: Tuckpointing these edges with a tooled joint can prevent a host of water infiltration problems.
Before: Large holes and washed out mortar are typical signs that tuckpointing is needed.	After: Tuckpointing these mortar joints with a flush joint seals the voids and gives the wall a neat, uniform appearance.