Reducing Coupling, Steel, Trade Size 1/2 in, 3/4 in, Finish PVC Coated, Insulated Yes, Compatible Conduit Type RMC, Thread Size 3/4 In. to 1/2 In., Conduit Fitting Type Reducer, Standards Class I, Division 1 & 2, Groups A, B, C, D, Class III, CSA Standard: C22.2 No. 30, National Electric Code/ CEC, REC 21 – 86, UL Standard: 886, For Use With RMC, For Conduit Type RMC, Overall Height 1/2 in, 3/4 in, Color Black, Compatible Conduit Trade Size 3/4 in to 1/2 in, Connection Orientation Straight