71 Lay-in flat cover wireway features 14-/16-gauge steel construction with ANSI 61 gray polyester powder paint finish for corrosion resistance. Wireway has an open design on one side that allows to lay the wires and cables safely along the entire run without pulling. Straight section wireway measures 10-Inch x 10-Inch x 120-Inch. It has NEMA 1 rated enclosure for safety. Wireway is UL listed, CSA/IEC certified and RoHS compliant.