Fabricated from UL Listed Electrical Metallic Tubing (EMT). Certifications and Compliances. UL & CUL Listed. UL File Number E315441. UL797 with statements of conformance. ANSI C80.3. National Electrical Code® 2008 -Article 358. A.R.R.A. Available. Federal Specification WW-C-563*. Available in any degree of bend from 5° to 90°, and special radius.