H&C 4RDH 4" DRAFT HOOD CONNECTOR (16116)

Draft Hood Connector; Item Connector; Type Double Wall; Size 4 Inch x 4-1/2 Inch; Material Thickness 0.016 Inch (Inner Wall), 0.018 Inch (Outer Wall); Material Aluminum (Inner Wall), Steel (Outer Wall); Used On Item Type B Gas Vent System; Applicable Standard UL; Finish Galvanized (Outer)