Compatible with Viking downdraft range hoods VDD5300/CVDD5300, VDD5360/CVDD5360, VDD5450/CVDD5450, and VDD5480/CVDD5480; 600 cfm airflow; downdraft and remote mount; mounting hardware included

This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.