Therminox TI and ZI system chimneys are suitable for the evacuation of fumes from any gas, oil, wood and coal-fired atmospheric appliances. With joint seals they can also be used under positive pressure and on condensing boilers.
Incorporating a 30 mm thick insulation of high-density pressure injected mineral fibre. They are manufactured with a system of comb encapsulating the insulation and reducing the thermal bridges.  

The complete range of flues and accessories makes it possible to carry out all the types of assemblies inside or outside the building (TI only) in domestic and industrial applications.