Narrow slots suitable for small-diameter wires | Smooth, burr-free edges protect installers from injury and wires from damage | Fingers can be removed with no sharp edges at pre-notched snap-off points | Further pre-notched snap-off point at base of sidewall allow cutting out and removing sections of sidewall with no sharp edges | Raised mounting points for easily and securely fastening wire retainers and other accessores prior to cabling | Wire retainers and accessories leave no protruding parts below surface of duct | Duct covers are easy to mount and remove, yet hold securely even in a vertical position and under vibration | Cover is flush with side of duct, allowing for tight, contiguous placement of ducts | Additional retainer nub on fingers on ducts height 80 and above to prevent cables from slipping | Base perforation according to DIN EN 50085
