DuraVent DuraTech 20" Diameter Chimney Finishing Collar - 20DT-FC

This unit requires venting pipe with an inner diameter of 20 Inches. Please see the Venting Components section on this page if available for venting pipe that must be used with this unit..

Features:

• Size: 20 Inches
• Provides decorative black finish
• Fits over the female end of the chimney pipe
• Can be used on pipe passing through a wall thimble
• Use on chimney pipe suspended with roof support system