Increasing Adaptors are used to take you from 5" Single Wall vitreous flue pipe to our 6" Twin Wall Pro flue system. There are two different types, cone shaped and flat shaped. They both serve the same purpose so the choice is down to your own personal preference of what you prefer the look of.
The inner and outer skins of our Twin Wall Pro are made using a high grade stainless steel at 0.4mm thick. Highly insulating, compressed Rockwool is sandwiched between the fully welded skins. Secure TWPro flue together with the supplied locking band. With recessed locking bands, TW Pro is arguably the best looking Twin Wall flue on the market.
- 50mm Distance from combustible materials.
- Simple Snaplock locking band system.
- recessed, flush locking bands for streamline look.
- 10 year warrenty.