This part should not be passed through any surfaces and is intended for internal use only. Increasing Vitreous to Flexible Liner Adapter. 4” Selection = 4” Pipe - 5” Liner. Part: Increasing Vitreous to Flexible Liner Adapter.
Chimney Flue Liner Adapter 5 inch 6" Rigid Flue Pipe To Flexible Flue WITH Bolts
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Chimney Flue Liner Metal Reducer Ducting Stainless Steel Pipe Connector Adapter
Rigid Chimney Pipe to Flexible Flue Liner Adapter 6 Inch