The MLU provides an experience-based reference for estimating the electrical construction labor required to install typical electrical and communications systems. Updates to this edition include updated labor units for electric vehicle supply equipment, cable lashing, pull string, pre-cut and field-cut strut, Connectrac, enclosed magnetic motor starters, access control, and much more. Additionally, our introduction to the MLU has been meticulously updated to ensure you have the latest information at your fingertips. New Spiral coil bound copy.