ZLINE 61 in. Wooden Chimney Extension for Ceilings up to 12.5 ft., KBiRR-EPRODUCT DESCRIPTION: ZLINE's chimney extensions for stainless steel range hoods make it easy to find a range hood that fits your ceiling perfectly. This Chimney Extension will fit all ZLINE range hoods with model number: KBiRR This 61 inch chimney piece will replace the standard inch himney pieces (typically supplied with your order) to allow for mounting up to a 12. 5 foot ceiling. PRODUCT SPECIFICATIONS: Brand: ZLINE Kitchen and Bath Chimney