This is an 8" Oval to 6" round DVL adapter (Dura vent double wall interior pipe)
This can be used on a variety of oval flue collar type stoves to adapt to 6" round DVL pipe.
The diagram shown has a typo and should read 8" oval to 8" round for 8870. You can find the 8870 8" oval to 8" round by putting that part number in our web site's search box or by clicking here.
This product was added to our catalog on Thursday 08 May, 2008.