Description
The DirectVent Pro 4" Inner Diameter Galvanized Ceiling Firestop is a component that is used in a typical venting installation. A ceiling fire stop is required for multi-story vertical installations at the second floor and any subsequent floors.
- Inner Diameter: 4"
- Outside Diameter: 6 5/8"
- Required for Multi-Story Vertical Installations
- Dimensions: 11" x 9"