Conduit, Aluminum Material; 2 Mil Red Urethane Coated (Interior), 40 Mil Gray PVC Coated (Exterior) Over Thread Finish; 10 FT; 0.632 Inch Inner Diameter; 0.92 Inch Outer Diameter; Ul (Canada and Us), Ul 6A, Csa C22.2 Approval; 2710 FT Standard Package