3 Inch Monessen Twist Lock Direct Vent Pipe Firestop - For Vent Pipes with a 4 Inch Inner Diameter

Share This Item With Friends: Pin It A firestop might seem to be an insignificant piece of equipment until you realize that it is this device that sits on the top of your chimney and makes sure that everything vents properly. The 3 Inch Monessen Twist Lock Direct Vent Pipe Firestop has been created to be used with Vent Pipes that have a 4 inch inner diameter, making sure that everything vents correctly as well as there is no leakage anywhere that might cause some major issues to either your house of your hearth.

Features

• 3" 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