ZLINE 61 in. Wooden Chimney Extension for Ceilings up to 12.5 ft. (KBCC-E)ZLINE's chimney extensions for wooden range hoods make it easy to find a range hood that fits your ceiling perfectly. This 1 Piece Chimney Extension will fit all ZLINE range hoods with model number: KBCC This 61 inch tall chimney piece will be used in the place of the standard 36 inch chimney (typically supplied with your order) to allow for mounting up to a 12. 5 foot ceiling. If too long, this chimney extension must be custom cut to the appropriate