EYS Sealing Fitting 25 Fill Vertical and Horizontal Male/Female Type Hazardous Location Application Prevent Passage Of Gases Vapors Or Flames From One Portion Of Conduit Systems To Another Color Silver Length In. 3.69 Material of Construction Grayloy Iron Conduit Size In. 3/4 Standards UL 886 C22.2 No. 30 UL Listed for Class I Division 1 and 2 Groups A B C D Class II Division 1 and 2 Groups E F G and Class IIIFeatures:Material of Construction-Grayloy Iron Conduit Size (In.)-3/4 Standards-UL 886, C22.2 No. 30, UL Listed for Class I, Division 1 and 2, Groups A, B, C, D; Class II, Division 1 and 2, Groups E, F, G; and Class III WARNING: California ResidentsThis product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer and birth defects or other reproductive harm.California proposition 65 warning