In the case of bricklaying of all building structures, a masonry rope is an indispensable tool. Dragged between the corners, it marks the top edge of the brick layer. With long walls, the cord hangs in the middle and thus may cause measurement errors. We can eliminate it by installing strong rubber on the rope, It will always stress a stretched cord, even a very long one, and will not interfere with the control of the correctness of successively laid bricks.
