Inquiry (采购产品): DOS K4 Security Walls and Fences We are working on a perimeter security project for the Department of State in Washington DC. Do you have online details for (Anti-ram) Walls, Bollards and Fences that meet DOS K4 requirements. **** Hidden Message ***** Mitchell Buck 20036 Company: KCCT Architects E-mail: mbuck@kcct.com **** Hidden Message ***** mbuck@kcct.com