M & G Duravent 8DT-FC 8 Inch Duratech Finishing Collar Needed In Wall Installations Doesn't Come With Adaptor, Integra Miltex, Mfr#: 70838

This 8in finishing collar must be used when doing through-the-wall installations or when suspending the chimney from the roof using a roof support. The collar twist locks into the end of the chimney and allows for the connection from Dura-Tech Chimney to the chimney adaptors.