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An item which serves as a base for plaster, stucco, tiles, and the like. It is fabricated from sheet metal and either perforated or slit and expanded to form meshes or openings. The expanded metal type lath is made in sheets up to 27 inches (685.8 millimeters) wide from 24 to 26 gage material. For expanded metal of sheets wider than 27 inches (685.8 millimeters) and of 18 gage material and heavier, see METAL, EXPANDED; and CORNER BEAD, METAL LATH.