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

Her plumb crazy idea somehow fixed the problem.

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

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

The old chimney was clearly out of plumb, so the mason recommended rebuilding it to ensure safety.

They moved into a plumbingless cabin during the summer for a true back-to-nature experience.