Flue - twin wall, liners and components We distribute a wide range of flue from a number of manufacturers including DURAFLUE, EUROCOWL and DARCO. If you are an installer who needs some flue, give us a call with the details and we will give you a great Trade deal. darco_catalogue_chimneys_2013 darco_catalogue_hot_air_distribution_systems_2013 darco_catalogue_ventilation_2013 darco_catalogue_chimney_cowls_2013