The DirectVent Pro 4" x 6-5/8" 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: 12-1/2" x 12-1/2"
- For Horizontal Through-the-Wall Installations
