The narrow thin-finger design is compatible with thinner screwless terminal blocks. The rounded, burr-free edges will not slice installers’ hands or wire insulation, and the restricted slot design retains wires for fast, easy wire installation or removal, says the vendor. The duct is scored with two break lines, one for break-off and removal of sidewall finger segments only, and another for removal of sidewall finger and base segments All wiring duct is sold in 2-meter lengths and comes with a non-slip flush cover. Duct with cover is available in cases or as single pieces, starting at $14 for a single piece.