Designed to protect data, phone and electrical cables up to 16mm in spacious compartments.In addition to the Snap Fit membrane in the base, the MCP profiles have a unique ridged, anti slip top section.The BNC profiles have been designed to allow power and data to lay in parallel with a semi rigid separator running the length of the profile preventing electromagnetic interference. Fire tested to BS 476 Part 7 Class 3. Halogen free in the event of fire. Low smoke, non toxic and low fume emission levels Tested for non conductivity to BS903-C5, 500V UV stabilised for extended outdoor life.