When installing the ventillation system in your fireplace it is important to install pieces that are compatible with each other, and that create a solid barrier between pipes and vents. This thimble helps create a seamless transition and improves the flow of air through your fireplace. With the easy to follow instructions, this thimble can be installed quickly, and you can instantly improve your ventillation system. By protecting the vents in your heating appliance, you can prevent damage and eliminate cracks and damage.
- Firestop thimble
- Allows offsetting through a joist
- For use with standard and high-temperature 8" FMI Double-Wall Wood-Burning Chimney Pipes