4'' DuraVent B Vent Firestop Spacer - 4GVFS
- Use at every ceiling level where Square Firestop Support is not used.
- Diameter: 4.
- ADA: No.
- Configuration: Shield.
- Depth: 8.75.
Use to support Gas Vent pipe at roof level.See all 4" Type Round B Gas Vent Components.
