He plumbed the new fence posts to make sure they were perfectly vertical.

Plumbs is the name he gave to his collection of antique plumb bobs.

The old house had multiple plumbings that needed immediate replacement after the flood.

The surveyors hung two plumb bobs from the ceiling to check that the new support beams were perfectly vertical.

The carpenter checked the wall's vertical alignment using a plumb bob before installing the trim.

The carpenter hung a plumb line from the ceiling to ensure the wall was perfectly vertical.

Before starting the restoration, the carpenter lined up the plumb rules to verify the wall was perfectly vertical.

The mason checked the corner with a plumb rule before laying the next course of bricks.

The mason used a plumb-bob to make sure the new wall was perfectly vertical.

The surveyors checked the plumb lines before beginning to install the masonry to ensure the walls would be perfectly vertical.