Covers for Conduit Access Fitting Material Iron For Use With Appleton JB Series Conduit Outlet Boxes Includes Screws Connection Type Screw In Finish Chromate Coated Powder Coated Electroplated Accessory Type Cover Gasket Included No Hazardous Location Yes Hazardous Location Rating Class II Division 1 and 2 Groups E F G Class III Fits Hub Size 3/4 in Overall Height 15/16 in Series JB Standards UL 514A