Available as a full kit or in sections the Firebox Twin Wall Flue System will upgrade the single wall flue to twin wall for your stove and stop your flashing kit from prematurely perishing due to overheating. Ideal for fittings such as sheds etc, the flue sections are the same internal diameter and fittings as the single wall flue originally supplied with your stove and will fit to the stove in the same way. 

Approved Insulation such as Rockwool can be added (not supplied)

Full flue package consists of 

1 x Outbacker Firebox Twin Wall Flue Section - 300mm Bottom Twin Flange section

1x Outbacker Firebox Twin Wall Flue Section 1000mm

2 x Outbacker Firebox Twin Wall Flue Section 500mm

1 x Outbacker Firebox Twin Wall Flue Spark Arrestor

Total height including stove - 3m