Kit contains items needed for seismic bracing long cable tray runs. Why is seismic bracing important? International Building Code. The Easyex EFSCK Series Seismic Cable Restraint Kits are engineered to secure suspended non-structural components—such as ductwork, piping, conduit, cable trays, and HVAC equipment—against seismic, wind, and blast forces. We offer a pre-engineered, time-saving solution which braces and secures non-structural equipment within a building to minimize damage from earthquakes or seismic events. Mechanical Support Systems New! Founded in 2006 as a subsidiary of Çemesan Group, which has been operating in the steel industry. Cablofil Wiremesh Cable Tray concept based upon performance, safety and economy; three qualities which make Cablofil Wiremesh Cable Tray system preferred by installers.