This spacer from FMI provides the ability to create an additional 2 inches of clearance for your vent system. By adding this spacer to your heating appliance's ventillation, you can get the clearance from combustibles that is needed, and you can get a safer environment. By increasing the clearance from combustibles, you can minimize the chance of an accidental fires, while still getting the ventillation that is needed to provide enough airflow and circulation for your heating appliance..
- 30º degree firestop spacer
- Provides 2" clearance
- For use with standard and high-temperature 8" FMI Double-Wall Wood-Burning Chimney Pipes