This spacer, manufactured by FMI, is the right firestop spacer for your 12 inch chimney pipe. It's absolutely necessary to have one of these at your ceiling when installing your FMI chimney. Only for use with FMI fireplaces, the spacer is UL approved. It's the perfect size for your chimney. Its dimensions are 19.5 by 19.5 inches. It is specifically designed to be used with your FMI wood burning fireplace. Order this firestop spacer for your chimney today!
- Firestop Spacer for 12 Inch Chimney
- Required at ceiling
- 19.5" x 19.5" overall