FMI/Superior Wood Fireplace Storm Collar for 12 Inch Chimney Pipe. Only FMI/Superior Chimney Wood Fireplace Chimney Liners and Chimney Liner Accessories are approved for use with FMI/Superior Wood Fireplaces. They are UL approved and are not for use with any product other than FMI/Superior Wood Burning Fireplaces.
I know the closed diameter will fit a 12" chimney pipe, but what is the width of the metal?
By Collin C. - NFI Master Hearth Professional on May 22, 2013
This collar will have a width of approximately 3 inches around the perimeter of the chimney. Please keep in mind that this collar is designed to fit FMI 12 inch I.D. chimney, which has a 15 1/2 inch O.D.
Storm Collar for FMI/Superior 12 Inch Diameter Woodburning Chimney Venting Pipe - VSC2-20-10DM