New type metal flue box for Rayburn Nouvelle 355. This later type bolts down UNDER the hob on top of a thick ceramic seal. It has also got a SLOT in the left side. All flue boxes are supplied complete with blank plate for unused rear or top outlet, flue pipe connector (6 inch or 150mm), slider damper, air flap chrome lever, front door and chrome strip with 2 x 6mm bolts to hold it in place. Please note that this flue box will NOT fit the old style Supreme which sits on TOP of the black (or brown) hob. Flue boxes for that model are listed here. Please double click on the photos below which display the differences between the two versions. If in doubt ring please contact as as we repeat that these two versions are NOT interchangeable!ONLY available in gloss black enamel finish.If your flue box has a FRONT ENTRY SLIDING damper then this box is not suitable as a replacement. Please contact us for a quote.