Home > Chimney Products > Chimney Pipes & Liners > FMI Double-Wall Wood-Burning Chimney Offset Firestop Thimble - For Chimney Pipes with an 8 Inch Inner Diameter

Home > Chimney Products > Chimney Pipes & Liners > Class A Chimney Pipe > FMI Double-Wall Wood-Burning Chimney Offset Firestop Thimble - For Chimney Pipes with an 8 Inch Inner Diameter

Home > Chimney Products > Class A Chimney Pipe > FMI Double-Wall Wood-Burning Chimney Offset Firestop Thimble - For Chimney Pipes with an 8 Inch Inner Diameter

Home > Chimney Products > Chimney Pipes & Liners > Class A Chimney Pipe > FMI Class A Chimney Pipe > FMI Double-Wall Wood-Burning Chimney Offset Firestop Thimble - For Chimney Pipes with an 8 Inch Inner Diameter

Home > Chimney Products > Class A Chimney Pipe > FMI Class A Chimney Pipe > FMI Double-Wall Wood-Burning Chimney Offset Firestop Thimble - For Chimney Pipes with an 8 Inch Inner Diameter

FMI Double-Wall Wood-Burning Chimney Offset Firestop Thimble - For Chimney Pipes with an 8 Inch Inner Diameter

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Installing a vent system for your heating appliance is a difficult part of adding a fireplace system to your home. With this durable thimble from FMI, you can improve your chimney's vent system and eliminate damage that can result from vent systems that are installed incorrectly. This simple thimble is easy to install, and it can quickly be added to any vent system to create a secure connection, while still allowing for maximum air flow.