100 TO 500mm cowl has female end so will sit in top off you duct.
Metal Cowl, Ducting, Chimney Top, 100 - 315mm, Bird mesh, galvanised,ventilation
Rain Cowl Stove Cowl 80mm Diameter Cowl For Stoves Metal Cowl Rain Plug
Chimney Cowl Ducting Pipe Cover Rain Protector Acid-resistant Woolper
Chimney Cowl Ducting Pipe Cover Rain Protector Flue Liner Cap Duct Pot Woolper
Chimney Flue Liner Metal Reducer Ducting Stainless Steel Pipe Connector Adapter
