Flue pipes
Double wall copper system


Metallic flue pipes Isotherm

Flues copper – The ISOTHERM system is composed of twin wall elements with circular section. It resists to corrosion and its maximum operating temperature is 600°C. The outer wall is manufactured in stainless steel AISI 304 while the inner wall is manufactured in stainless steel AISI 316L. Both walls have BA finish and longitudinal plasma welding. Elements with inner diameters from 80 mm to 300 mm have 25 mm of high density rockwool insulation while elements with inner diameters from 350 mm to 600 mm have 50 mm of high density rockwool insulation. Elements with inner diameters from 80 mm to 300 mm have a male-female socket, a heat-resistant silicon seal and a locking band to ensure mechanical tightness while elements with inner diameters from 350 mm to 600 mm have no seals and their locking bands are supplied on demand. All ISOTHERM elements have an elegant, shining finish and their outer wall can be manufactured in copper or painted (R.A.L. range) stainless steel. Flues copper steel Only valid for Isotherm from Ø80 to Ø300

Twin wall copper flue system Isotherm

The features of this system are quoted in the “Declaration Of Performance – D.O.P” (to download the D.O.P simply click on the image at the bottom of this page). A full comprehension of the D.O.P ensures a correct use of this product. Should you need further information please feel free to contact us.


The symbols P1, W, V2, clearly quoted both in the label affixed on the pipe and in the D.O.P. (Declaration Of Performance), unequivocally indicate that this particular flue system is definitely suitable for condensing state-of-the-art boilers.


Its installation and matching with various boilers must be left to skilled professionals that will respect the standards and laws in effect.
This product will be the installer’s or designer’s first choice since it can be perfectly matched with:

Flue pipes

Twin wall system ISOTHERM

With seal


Without seal


Isotherm 50



Methane gas


Steams of cooking

Diesel oil


Complies with UNI EN 14961-2


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Novità Isoair+!

Canna fumaria sistema Isoair plus

Ideale per le alte temperature fino a 600°C (T600)
– Certificato G.

Il sistema è composto da elementi a parete doppia in acciaio inox. La coibentazione è  realizzata con intercapedine d’aria dello spessore di 10 mm.
Tutti gli elementi sono dotati di innesto maschio/femmina e di guarnizione termoresistente.