Line block masonry alignment system for use in conjunction with door bucks and a plumb line

摘要

A line block masonry alignment system comprising at least two rigid and generally U-shaped line blocks, each line block having a short leg, a long leg, and a cross-leg therebetween and with the line block defining a holding space for receipt of a door buck, each leg having a generally rectangular cross-section, the cross leg having a length equal to that of the long leg, the cross leg further having a longitudinal groove formed along its peripheral extent at a location remote from the holding space and with the groove projected through both the long leg and short leg, the short leg having an axial bore formed therethrough with the bore in communication with the groove and with the groove and bore of each line block adapted to hold and retain an end of a plumb line therein for facilitating the construction of a level course of masonry.