In addition to cast-in-place concrete, Largo also offers concrete masonry unit (CMU) construction services. Largo’s skilled masons have successfully installed CMU blocks on all types of projects, including elevator cores, fire separations and structural and retaining walls. In addition to the standard 7 5/8″ x 15 5/8″ block, Largo’s crews are capable of installing architectural stone and brick veneer applications for a refined finish.