Install Black Twin Wall Flues or Stainless Twin wall flue virtually anywhere giving you more choice where you install your stove, wood burner and heating appliance without the need for a fireplace or chimney stack. The flue pipe is able to run internally and externally passing through floors or walls to accommodate your required flue route and take the exhaust gases out safely. Our premium grade Twin Wall Flue Pipe has been manufactured to the highest level and also offers great aesthetics for your stove or fire place installation.  We stock the widest range of sizes and compononents in the UK meaning we can supply you with the right compononents within 1-3 days.

We also offer a Chimney Design Service - talk to us or send us an email about your requirements and we'll try to assist you to select the right Twin Wall Flue for your installation.

We sell two types of Twin Wall Flue Systems - both are HETAS and CE approved: Dinak DW twin wall (EN 1856-1-T450-N1-W-VmL50040-G60) and KC TW Pro 'Fitters Choice' (EN1856-1 T600 N1 W VM L50040 G60). Both are a European made, Class 1 chimney system made from stainless steel with 30mm of high density Rockwool insulation. Stocking both systems in all sizes enables us to fulfill flue orders for domestic, commercial and industrial heating applications, for both condensing and non condensing appliances.

On this page you will find the most common domestic sizes of twin wall chimney flue pipe: 5 inch (130mm), 6 inch (150mm), 7 inch (180mm) and 8 inch (200mm) twin wall flue pipe, as well as 3" (80mm) and 4" (100mm), Black 5" and 6" twin wall flue are also in stock. If you require Black Twin wall flue pipe in any other sizes please get in touch for lead times. For more diameter sizes please go to our other section 'Twin wall and Single Wall Flues Commercial'.

How to fit twin wall flue and what items will I need? Please refer to our 'FAQ and installation advice section'.