DuraVent DuraVent 5" x 8" DirectVent Pro Direct Vent Pipe - Galvanized Wall Firestop

5" x 8" DirectVent Pro Galvanized Wall FirestopThe DirectVent Pro 5" x 8" Inner Diameter Galvanized Wall Firestop is a component that is used in a typical venting installation. For horizontal (through-wall) installations. Refer to the appliance manufacturer’s installation instructions for requirements.Features:Dimensions: 12" x 12"For Horizontal Through-the-Wall InstallationsInner Diameter: 8-1/4"DirectVent Pro features tight inner connections for superb performance, with no gaskets or sealants required ...