AFTEC is providing the quality services of Block Security Walls, CMU Security Walls, Industrial Security Wall, Perimeter Security Wall, & Precast Security Walls in Boston, Cambridge, Worcester, Springfield, Salem, Plymouth, Lowell, Waltham, Quincy, Framingham, and in all other cities of Massachusetts. Usually these walls require low maintenance and these walls are environment friendly and noise reducing in case you are an industrialist and want to reduce voice that comes out from your industry.