When it comes down to installing the most efficient fireplace set tup possible, it is generally the seemingly insignificant details that tend to carry the greatest weight. Monessen realizes this and has designed their Twist Lock Direct Vent Pipe Firestop to provide you with all the necessary tools to make sure that everything on your chimney is fully functional. Designed to be used with Vent Pipes that have a 4 inch inner diameter, you wll find that it plays a crucial role in making your chimney the most efficient unit that money can buy.
- 1" firestop
- For Monessen Twist Lock Direct Vent Pipes with a 4" inner diameter and a 7" outer diameter
- Suitable for vertically-terminated and horizontally-terminated applications